Officers find Tyrone Hassel III shot to death outside his father's home while on holiday leave from the Army; investigators must unravel a real whodunit, and when the killer finally comes out, the detectives can't hide their shock.

Brandi Mathews goes missing, and only her mother seems interested in searching for her; when her remains turn up over two years later, police dig into Brandi's work and romantic partners to find her killer.

When a man is shot and killed on camera outside an Atlanta area hotel, police use license plate readers to solve the mystery; two Ft. Worth, Texas, men go on a robbery spree; investigators use a tiny detail to track them down.

Investigators analyze surveillance video to solve the shooting death of a man outside a friend's home and uncover a secret behind the killing; when a woman turns up murdered in her own home, police use the RTCC to track a killer close to home.

Lila Warwick is a loving and hands-on grandmother of eight whose door is always open for holidays, birthdays or for anyone in need of a helping hand.

When Paula Cardwell returns from running errands, she finds her 20-year-old daughter, Anna Catherine, lying dead on the kitchen floor; the small town of Wetumpka, Ala., is left stunned and determined to find the devil in its midst.

Police find the body of young woman, Erika Megan Sharpton in her car, a red 1995 Ford Mustang.

In Portland, Ore., a young woman survives a vicious attack; a mother sees her worst nightmare come true; a detective investigating a series of murders finds out the killer is someone he's met before.

A 13-year-old girl escapes her captors, then lives in fear they'll return to kill her; a young boy learns his father's fate and realizes his nightmares are memories; a prison break leads a rookie cop on the hunt for two ruthless murderers.

In 2009, one woman's long and painful struggle to overcome addiction and help others ends in a way no one ever saw coming.

In 2006, Officer Mike Kerman is the first to arrive at a house on Hamilton Avenue where neighbors heard possible shots fired; as he enters the quiet home, he has no idea that he'll find a crime scene that will change his life forever.

Police are puzzled by a pair of murders linked by a mysterious note, not realizing the killer has a target in mind.

Firefighters find the bullet-ridden bodies of Robert and Dorothy Pape while responding to a call about smoke billowing from a garage, in which they find a truck on fire; later, police realize the smoldering truck does not belong to the homeowners.

Dallas has its dark side, but nothing compares the horror of a series of women found murdered with their eyeballs surgically removed; a pair of beat cops use their street savvy to lead detectives to a sadistic killer and his bizarre motive.

In the early 90s, drug kingpin Clarence Preacher Heatley rules New York City; he rakes in millions during the crack epidemic, murdering anyone who gets in his way; after a 12-year-old boy is killed, the Feds try to take him down.

In the early 90s, drug kingpin Clarence Preacher Heatley rules New York City; he rakes in millions during the crack epidemic, murdering anyone who gets in his way; after a 12-year-old boy is killed, the Feds try to take him down.

Yathomas Riley is an undefeated rising star in the pro boxing world, but he's also prone to fits of rage and violence outside the ring; this allegedly caused him to shoot two women he claimed to love.

Yathomas Riley is an undefeated rising star in the pro boxing world, but he's also prone to fits of rage and violence outside the ring; this allegedly caused him to shoot two women he claimed to love.

Ashley's new confidence enrages estranged husband Terry, who stalks her to a secluded lot, ready to reclaim control in the deadliest way.

A killer hunts down a young mom and brutally kills her on a desolate highway; as detectives trace her final moments, an unnatural bond between her ex and his mother comes to light, leading investigators into a dark web of lies and deception.

The midnight murder of a snow plowman puts his friends on edge as their tiny town struggles to root out the culprit; police find a clue on the victim's forehead that may be the killer's calling card.

A wife is killed while calling 911 and her husband is shot in the leg; he claims it was an intruder, but the police have their doubts.

A killer hunts down a young mom and brutally kills her on a desolate highway; as detectives trace her final moments, an unnatural bond between her ex and his mother comes to light, leading investigators into a dark web of lies and deception.

The midnight murder of a snow plowman puts his friends on edge as their tiny town struggles to root out the culprit; police find a clue on the victim's forehead that may be the killer's calling card.

A wife is killed while calling 911 and her husband is shot in the leg; he claims it was an intruder, but the police have their doubts.

Ashley's new confidence enrages estranged husband Terry, who stalks her to a secluded lot, ready to reclaim control in the deadliest way.

Fifty-year-old Beverly Carter is an Internet-savvy real estate agent who disappears after agreeing to meet a prospective home buyer at a remote location.

Vulnerable mother Laura Simonson seeks comfort in the online world of sexual bondage and falls prey to a user who goes by the handle, Mr. Handcuffs.

When a teenager goes missing after meeting someone online, police discover a predator far more dangerous than they ever imagined: a serial killer on the loose.

A young fashion designer and mother of three falls victim to her violent ex-boyfriend's jealousy after her sewing tutorials bring her fame and money.

University of Illinois graduate student Yingying Zhang disappears after climbing into a stranger's car; police enlist the suspected killer's girlfriend to wear a wire and record their conversations.

University of Illinois graduate student Yingying Zhang disappears after climbing into a stranger's car; police enlist the suspected killer's girlfriend to wear a wire and record their conversations.

The story of a car left at the side of a bridge, a young woman who vanished and the search for answers; the truth is finally revealed in a shocking story told by one friend to another.

The truth of a young woman's disappearance is revealed in a shocking story told by one friend to another, and it is captured on film.

A bullet kills 15-year-old La'Kyijah Williams, outraging Chief Eric Winstrom; CCTV shows a masked gunman, but witnesses refuse to talk until a tip names a suspect; when officers arrest him at a traffic stop, detectives don't have enough evidence.

After the murder of 15-year-old Milli Penn, Grand Rapids detectives investigate the masked shooter, rumored to be another teenager linked to a fight club; then, another shooting strikes and detectives must solve the case before more lives are lost.

What seemed like an accidental overdose becomes a murder investigation when a jail informant tips off Grand Rapids detectives; conflicting witness accounts leave the detectives searching for hard evidence to solve Dana's death.

On Sept. 6, 2024, aspiring rapper Michael Munson is found shot in his car, with cash and drugs pointing to a motive; witnesses flee in a grey Charger, which later appears at another shooting; detectives suspect a link, but can they prove it?

A 17-year-old boy is shot in the early hours of the morning on a suburban Kansas City street; detectives race to uncover who is responsible for the murder.

A 30-year-old gay man is shot dead on a busy street; the victim's family believes his mysterious new boyfriend may be responsible for the killing.

Four separate gas stations are violently robbed at gun point by a masked man in one night; detectives race to catch the robber and get justice for the terrified local community.

KCKPD's Narcotics Squad ensnares a low-level drug-dealing couple; to help stop the flow of meth into Kansas City, they try to flip a local drug kingpin and go all the way to the top of the drugs supply chain.

This hard-hitting, documentary series goes behind the scenes with Kansas City, Kansas PD detectives, round the clock, capturing the real-life drama of police investigations in heartland America.

Body cameras capture the life-or-death decisions made by police officers, from domestic disputes to traffic stops gone dangerously awry.

On a rainy night in a parking lot in Arkansas, a mysterious trash bag turns up in a truck; police come to the scene and find Connie Goodwin beheaded, and go into overdrive to find out who killed the grandmother and how her head ended up in a truck.

Gabriel Perez, 20, is shot at a fast food restaurant in Fargo; investigators use surveillance camera footage.

Body cameras capture the life-or-death decisions made by police officers, from domestic disputes to traffic stops gone dangerously awry.

On a rainy night in a parking lot in Arkansas, a mysterious trash bag turns up in a truck; police come to the scene and find Connie Goodwin beheaded, and go into overdrive to find out who killed the grandmother and how her head ended up in a truck.

Gabriel Perez, 20, is shot at a fast food restaurant in Fargo; investigators use surveillance camera footage.

This hard-hitting, documentary series goes behind the scenes with Kansas City, Kansas PD detectives, round the clock, capturing the real-life drama of police investigations in heartland America.

Riding along with officers as they track down a stolen military vehicle; facing off with a sword-wielding fugitive claiming to be God; pursuing an armed carjacker hell-bent on evading arrest, before a fire puts everyone's life in danger.

A chase through a Florida town ends with a shock for pursuing deputies; officers put themselves in danger to pursue a burning car in Illinois, and a stolen Big Rig hurtles towards Atlanta, Georgia, prompting drastic action.

Donna Andersen almost has it all, but something's missing until James Montgomery enters her life; the future looks bright until Donna makes a discovery that turns her marriage into a living nightmare.

Deborah Jones and Gerard Pepin seem like the perfect match until a dark accusation tears their marriage apart; as the scale of Gerard's wrongdoing comes to light, Deborah decides to fight to bring him to justice, whatever the personal cost.

Butch Halley finds love with the charming Sunny, and he can't wait to start their new life together, but sinister rumors soon threaten to tear the family apart.

After business owner Michael Zammitti Jr. is found shot to death at his desk, police must untangle a web of lies and corruption that will rock two New England towns.

Jimmy McClain is a teacher and coach at a Tennessee high school, then he is found assassinated in his home, and police must contend with a laundry list of suspects.

When Staff Sgt. Michael Severance goes AWOL, the community of San Angelo, Texas, rallies around his bride, then investigators discover a sinister side to his disappearance, uncovering a saga of treachery and passion as big as the state of Texas.

When 18-year-old college freshman Katherine Foster goes missing, rumors fly as fellow students at the University of South Alabama fear the worst.

A young woman moves out of her parents' house and in with her boss, but freedom comes with a cost, and when she is unable to pay, she loses control and death follows.

A man rents out a room to an old buddy, but their contrasting living habits create chaos in the house; tiny arguments turn into petty crimes, resulting in a vicious fight that turns deadly.

A woman and her daughter rent out two rooms of their house to old family friends; the new roommates grow closer, alliances start to shift and tempers flare until it all comes to a bloody end.

A lone survivor is the only witness who can help police track down a serial killer known as the Grim Sleeper preying on women in South Central Los Angeles; after decades of searching, police hone in on an unlikely suspect.

When a young family vanishes from their Southern California dream home, friends and family are left with dozens of unanswered questions; authorities suspect they fled the country, until an unlikely source uncovers the truth.

In 1992, a college student disappears after her car breaks down on the highway. Family and friends join police in a frantic search that hits one setback after another. It may take new advances in DNA technology to finally crack this stubborn case.

After witnessed with a mysterious stranger, a beautiful teen girl completely vanishes from her small town, turning up brutally slain days later in the Nevada desert; the search for her killer envelops the entire community, and fear abounds.

A deadly fire in a small Illinois town raises questions as to whether it was a tragic accident or murder; the ensuing investigation uncovers a web of lies and deceit that results in one woman and her unborn child's life coming to a violent end.

A killer hunts down a young mom and brutally kills her on a desolate highway; as detectives trace her final moments, an unnatural bond between her ex and his mother comes to light, leading investigators into a dark web of lies and deception.

The midnight murder of a snow plowman puts his friends on edge as their tiny town struggles to root out the culprit; police find a clue on the victim's forehead that may be the killer's calling card.

A gunman kills a University of Kentucky football player at his birthday party; despite a house full of witnesses, no one saw the shooter; as police investigate, suspicion closes in on his closest friends who were there that night.

A killer hunts down a young mom and brutally kills her on a desolate highway; as detectives trace her final moments, an unnatural bond between her ex and his mother comes to light, leading investigators into a dark web of lies and deception.

The midnight murder of a snow plowman puts his friends on edge as their tiny town struggles to root out the culprit; police find a clue on the victim's forehead that may be the killer's calling card.

A gunman kills a University of Kentucky football player at his birthday party; despite a house full of witnesses, no one saw the shooter; as police investigate, suspicion closes in on his closest friends who were there that night.

A deadly fire in a small Illinois town raises questions as to whether it was a tragic accident or murder; the ensuing investigation uncovers a web of lies and deceit that results in one woman and her unborn child's life coming to a violent end.

In one of the most exclusive neighborhoods in Washington, D.C., police discover a gruesome murder scene amongst the charred ruins of a mansion.

A young mother is found brutally murdered in her home in Chestnut Ridge, N.Y.; detectives scratch their heads over snowy footprints that lead up to the house but not away from it.

Dr. Mark Wangler and his wife, Kathy, appear to be living the American dream, then a cold premeditated execution tears their family apart.

Ashlee and Emmett Corrigan seem to have it all, including true love, five beautiful children and a growing business; however, an explosive encounter blows their lives apart in an instant, revealing their marriage was not what it seemed.

After receiving a call about a car chase, police find a crashed motorcycle and Francis Hall beside her injured husband, Bill Hall Jr., who later dies in the hospital; the investigation into the crash reveals a story of love, infidelity and obsession.

Peter Van Sant examines the final chapter in the case against Jacob Nolan, who claims his cousin and psychiatrist, Dr. Pamela Buchbinder, brainwashed him into attempting to kill her ex-over, Dr. Michael Weiss, while in a custody battle for their son.

Three masked gunmen broke into bank manager Michelle Renee's California home in November 2000 and forced her to rob her own bank to save her daughter Breea's life. Then, her abductor falsely claimed Michelle was in on the crime.

After the horrific murder of a Texas woman, investigators discover that finding a suspect is only part of this complex story; Peter Van Sant reports.

A calm night at the American Legion in Evansville, Ind., quickly takes a turn when Anthony Blaylock is shot dead; detectives obtain video surveillance showing the responsible perpetrator, and they stop at nothing to find the killer.

Apache County Sheriff's Office begins a double homicide investigation after the gruesome discovery of an elderly couple's remains in Sanders, Ariz.

Local police confront their worst fears when the body of a local EMT is found at her home in Columbus, Ga.; the ensuing investigation shocks the wider community and tests the public's faith in law enforcement itself.

Detectives are determined to find Anthony Edwards' killer when the 46-year-old man is found shot in a park.

In September 2014, an Iowa college town panics after police find Tong Shao, a missing student from China, murdered; when security camera footage points to a planned execution, hunting down the young woman's killer becomes an international mystery.

Detectives rely on surveillance footage at a hospital in Tyler, Texas, when patients mysteriously start dying in the intensive care unit.

In 2018, three women held hostage in a motel room by armed men face a night of terror that leaves 19-year-old Amber Meadows lying dead in the bathroom; detectives must follow a trail of surveillance footage to find out who pulled the trigger.

In 2020, 21-year-old Dioneth Lopez goes missing while on a trip to visit friends. Her body turns up in the woodlands of Washington State. She is treated as a Jane Doe until detectives find surveillance footage that pieces together her final hour.

When NFL player Sean Taylor is murdered in his Miami home during a burglery, investigators must separate truth from lies to solve the horrific crime.

Approaching the circumstances in Bristol, Conn., that breed three former high school football teammates who become murderers.

Marlin Barnes, a linebacker for the University of Miami, is found murdered in his apartment, along with his friend, Timwanika Lumpkins; detectives must retrace the victims' footsteps to find their killer.

Approaching the circumstances in Bristol, Conn., that breed three former high school football teammates who become murderers.

Marlin Barnes, a linebacker for the University of Miami, is found murdered in his apartment, along with his friend, Timwanika Lumpkins; detectives must retrace the victims' footsteps to find their killer.

When NFL player Sean Taylor is murdered in his Miami home during a burglery, investigators must separate truth from lies to solve the horrific crime.

The city of Philadelphia is in shock after a hard-working mother is gunned down on a Center City sidewalk; detectives work around the clock to catch the killer, who turns out to be far more dangerous than they could have ever imagined.

A wild party ends in terror as a bright, young mom's cries for help fall on deaf ears; when detectives retrace her final steps, they find a trap with no way out.

After her home is invaded and her husband murdered, Shaunna Dodd recounts her harrowing ordeal at gunpoint; however, when investigators dig deeper, they uncover a tale of lies, infidelity and shady characters who have wandered into the Washoe Valley.

A burning car is found by the side of a highway on the same night a single mother of two is reported missing; the two events are related and connecting the dots leads investigators to a notorious criminal who has been hiding in plain sight.

Donna Scrivo hasn't seen her adult son, Ramsay, in days, and she's worried; she alerts the police, but days pass with no sign of him anywhere; then the discovery of a severed head and body parts along a highway reveals an act of shocking violence.

Tricia and Galen Westfall appear to be the perfect couple; however, the reality is that Galen is jealous and controlling; when investigators find two bodies in a car crash, they uncover the grizzly truth about a deadly relationship.

Ann Metz lives for her family, particularly her two beautiful granddaughters; her husband Marshall despises Ann's giving her time to anyone but him, and he will go to desperate measures to keep hold of her.

Nurse and private investigator Nikki and Jimmy Cappello are a dynamic duo, until Jimmy suddenly goes missing.

Police find a dead mom in a compromising pose, but nothing is as it seems.

A string of deadly tragedies strikes a suburban family, but detectives soon uncover dark secrets beneath their wholesome image; as the mystery deepens, the spotlight falls on two women within the home, revealing a scheme hiding in plain sight.

Police respond to a domestic assault, but a shock discovery in the backyard reveals a dark and sinister familial plot, fuelled by control and revenge.

A killer hunts down a young mom and brutally kills her on a desolate highway; as detectives trace her final moments, an unnatural bond between her ex and his mother comes to light, leading investigators into a dark web of lies and deception.

Etta Jean Westbrook is a longtime resident of a quiet suburb in Bryan, Texas; when she is found murdered inside her home, detectives question her loved ones and canvass the neighborhood in order to catch the killer.

The double homicide of a beloved local couple rocks a tight-knit community, with friends and neighbors looking at those closest to the pair as their potential killer.

Rob and Brenda Andrew, a devout couple living in the Bible Belt of Oklahoma City, find their world shattered when both of them are shot during a violent home invasion; the mastermind proves to be closer than anyone imagined.

A brutal murder is committed in front of the Hattenbrun home, and police must focus on several family members to catch the sadistic killer; before long, they discover a shocking truth that no one thought possible.

An early-morning home invasion and double murder appear to be drug-related, then investigators speak to the attack's lone survivor and discover a more sinister motive.

Susan Greene, 59, and Dennis Goins, 62, get a new lease on love; after they tie the knot, a gruesome weekend-long crime spree tears their family apart.

The Finkle family's quiet life shatters when a new addition unsettles their fragile peace; as resentment festers behind closed doors, small cracks turn deadly and what follows is a gruesome tragedy no one saw coming.

A teenage romance causes discord between their respective families.

Susan Greene, 59, and Dennis Goins, 62, get a new lease on love; after they tie the knot, a gruesome weekend-long crime spree tears their family apart.

The Finkle family's quiet life shatters when a new addition unsettles their fragile peace; as resentment festers behind closed doors, small cracks turn deadly and what follows is a gruesome tragedy no one saw coming.

A teenage romance causes discord between their respective families.

An early-morning home invasion and double murder appear to be drug-related, then investigators speak to the attack's lone survivor and discover a more sinister motive.

Identical twins Caleb and Joshua are the apples of their father's eye, but the pressure to be exceptional manifests itself as a dangerous hatred; isolated from the world, the twins' seclusion fuels a need for them to break free at any cost.

Identical twins Roman and Ruslan Glukhoy are high school wrestling champions with a bright future in professional sports; after a freak accident shatters their dreams, they follow a dark path to death and destruction.

Blood isn't thicker than water for some women; a teen sacrifices her family for an early inheritance; a recluse murders her parents over an obsession with Hollywood memorabilia; a woman's social status is more important to her than her mother's life.

Accused murderer Dr. Shirley Turner has a history of affairs with younger men; Gina Spann's need for attention takes a deadly turn.

Commitment has an out clause.

Paul Bernardo and Karla Homolka embark on a passionate love affair; then, missing schoolgirls Leslie Mahaffy and Kristen French turn up dead, and a battered and bruised Homolka tells police Bernardo is the murderer.

Karla Homolka tells the police that her husband, Bernardo, recorded videos of his assaults on schoolgirls Leslie Mahaffy and Kristen French; police are unable to find the tapes despite an exhaustive search.

Paul Bernardo's lawyers find the videotapes of the assaults on Leslie Mahaffy and Kristen French; the tapes reveal Homolka is complicit in the crimes; unaware of this new information, prosecutors make a controversial deal with Homolka.

Paul Bernardo is convicted of the murders of Leslie Mahaffy and Kristen French and sentenced to life in prison; Homolka is released after serving just 12 years for her part in the crimes; today, she walks around as a free citizen.

Katie Call's ex, Todd, refuses to accept the collapse of their relationship and he hides video cameras and microphones in her home, biding his time to wreak a bloody revenge.

Michelle ends her relationship with alcoholic Richard and is looking forward to getting on with her life, but Richard can't let go, and his growing obsession will lead to a violent conclusion.

When Olympic gold medalist Sheila Taormina agrees to coach an athlete, she doesn't realize he harbors dark fantasies that will turn her life into a living nightmare.

Lori and Brook have one terrible commonality, Gary Simmons; Gary tortures Lori during their 6-year marriage; later, he imprisons and violates Brook; the two women meet for the first time and share their stories.

LaTonya believes her husband, Nathan, is her best friend; over the years she suffers emotional abuse at his hands and decides to take their kids and leave; Nathan refuses to let go, leading to a night of terror that ends in a tragedy and a miracle.

When Eline starts dating Matthew, he seems kind and charming, but soon he reveals his dark, secret life.

Ashley's new confidence enrages estranged husband Terry, who stalks her to a secluded lot, ready to reclaim control in the deadliest way.

Detective Rick Buckner has to prove Keith Jesperson is the serial killer known as Happy Face Killer, guilty of murdering a woman in 1995, and has to make sure he is apprehended before he kills again.

Authorities grow concerned when a 25-year-old woman reports her 50-year-old father and 6-year-old daughter are missing; police discover their dead bodies and uncover the truth: she is a psychotic killer.

After the murder of a rural Virginia couple and the disappearance of their adult son, detectives wonder who could have acted with such rage; when the son resurfaces, investigators come face to face with a true psychopath.

Detective Rick Buckner has to prove Keith Jesperson is the serial killer known as Happy Face Killer, guilty of murdering a woman in 1995, and has to make sure he is apprehended before he kills again.

Authorities grow concerned when a 25-year-old woman reports her 50-year-old father and 6-year-old daughter are missing; police discover their dead bodies and uncover the truth: she is a psychotic killer.

After the murder of a rural Virginia couple and the disappearance of their adult son, detectives wonder who could have acted with such rage; when the son resurfaces, investigators come face to face with a true psychopath.

Ashley's new confidence enrages estranged husband Terry, who stalks her to a secluded lot, ready to reclaim control in the deadliest way.

Vibrant 19-year-old Sydney West gains acceptance to her dream college, but on the morning of Sept. 20, 2020, Sydney decides to visit the Golden Gate Bridge in San Francisco and mysteriously vanishes into the fog.

Tracing the time immediately before an individual vanished for critical clues about the disappearance.

Will a heartbroken mother's quest for justice lead police to solve the murder of her daughter and a close friend?

When a young woman turns up murdered, police desperately try to retrace her last known movements; however, what they discover reveals two shockingly different possibilities of how she was killed.

A young waitress is attacked as she returns home from work late at night.

In June 2016, Larry Weaver decides to spend the night in Sikeston, Mo., while on his way home to his wife; there's no sign of him or his bike the next day, but security cameras could help the police.

In Kentucky, 13-year-old David Oakley comes home to find his stepmother murdered and his 15-year-old sister Jenna missing; Police race to piece together a killer's video trail, only to uncover a brutal plot.

A family's worst nightmare begins when 23-year-old Christina Morris goes missing while out with friends in Plano, Texas; police franticly search to find her alive, but it's the discovery of surveillance camera footage that reveals the shocking truth.

On Valentine's Day, police discover Demetrius Graves fatally stabbed on the street; two days later, Bonnie Ross turns up dead at home; a trail of CCTV evidence uncovers that these two very different people share one fateful connection.

In 2013, someone murders 35-year-old assistant manager Larry Wells in his office at Toys R Us; a disguised knife-wielding man appears on camera stalking the store; police must now follow the trail of surveillance footage to track down the killer.

When 71-year-old Cindy Mudd goes missing, the Kanawha County Sheriff's Office turns to CCTV to retrace her movements; they follow a trail of footage to zero in on their suspects and reveal the shocking truth of what happened to Cindy.

In the aftermath of the brutal slaying of a homeless man, James Tony Wise, Portland PD, turns to the footage from CCTV cameras to find his killer; detectives use the images to retrace the rampage through the city of a violent offender.

Amongst the ashes of a barn fire, N.C. investigators discover the remains of two dismembered women; agent Nick Deming must dig into the victims' personal lives to uncover a revenge scheme and a killer.

A farmhand goes missing from a sprawling cattle ranch, but the case takes a sinister turn when his body shows up miles down the Coweeman river.

When a young woman turns up dead in south Texas, Captain Federico Calderon fears the killer has disappeared into Mexico; as more bodies turn up, investigators pick up on the trail of a serial killer, leading to a showdown in the streets of Laredo.

Lt. Joe Kenda showcases homicide detectives from across the United States who worked tirelessly to put killers behind bars and bring justice to victims.

Police find an accomplished U.S. Forest Service worker executed beneath a mound of snow in Northern California; a missing wallet and a pair of jumper cables send Investigator Greg Hagwood on a multi-state manhunt for the killer.

Lt. Joe Kenda showcases homicide detectives from across the United States who worked tirelessly to put killers behind bars and bring justice to victims.

In Florida, police tracking carjackers find themselves pursuing two separate suspects; a home invasion in Michigan takes a turn when the suspect takes the homeowners and their child hostage and opens fire on officers.

In separate calls, Chillicothe, Ohio, police officers find three murder victims and another clinging to life; as they investigate these crimes, they discover the victims are related; detectives question suspects, which leads to an unlikely killer.

Lt. Joe Kenda showcases homicide detectives from across the United States who worked tirelessly to put killers behind bars and bring justice to victims.

In Florida, police tracking carjackers find themselves pursuing two separate suspects; a home invasion in Michigan takes a turn when the suspect takes the homeowners and their child hostage and opens fire on officers.

In separate calls, Chillicothe, Ohio, police officers find three murder victims and another clinging to life; as they investigate these crimes, they discover the victims are related; detectives question suspects, which leads to an unlikely killer.

Police find an accomplished U.S. Forest Service worker executed beneath a mound of snow in Northern California; a missing wallet and a pair of jumper cables send Investigator Greg Hagwood on a multi-state manhunt for the killer.

Loretta Bowersock is dropped off at a mall for a day of shopping, but she is never seen again; struggling to come up with a suspect, investigators discover Bowersock has a shocking secret that may explain her disappearance.

After teenager Marlisa Wells is stabbed to death, her friend says she was keeping a secret from her family, and investigators must determine whether the secret led to her brutal murder.

Donna Ongsiako was alone in her New Jersey home when she heard a noise downstairs; she thought she forgot to let the cat in, so she opened the door; there, she suffered a horrific knife attack by an unusual suspect; Jim Axelrod reports.

Tiffiney Crawford, a wife and mother, is found dead in her van with two bullet wounds to her head and a gun in her hand; investigators' first impression is that she killed herself, but they soon realize it might be a murder.

There can be some hope to solve the murder of JonBenét Ramsey; her father claims there's a way; Erin Moriarty reports.

As a child, Daniel Rolle idolizes his father, Donald, until Donald's rage makes everyone suffer; when that eventually leads to murder, Daniel must decide if he still loves his father enough to beg a jury not to kill him.

When police arrest Adam Pennylegion's stepbrother, Dustin Duthie, some people blame steroids, but Adam has noticed Dustin heading down a dark path for years.

When Matt Roth is just a boy, his stepfather brings him along on handyman jobs; he thinks he is just there to help his dad, but he doesn't realize he is walking into the scenes of brutal murders.

Tonja Balden doesn't know the charming man whom she meets at a bar, Andrew Luster, hides a twisted secret; when they date, she doesn't know he's recording his crimes until a major news story unveils his long, dark history.

Sara Pitcher thinks Shawn Spink is a man of God, but she'll soon endure three-and-a-half hours of pure terror to save herself from the darkness within him; police believe Sara's survival is a miracle - even so, her life will never be the same.

As a child, Joy believes her mother, Anna Young, is the voice of God; in their isolated church community, Anna punishes anyone who breaks her rules, including young children; years later, Joy realizes her mother is not an angel but a killer.

Genie already knows Lee Cawthon is capable of horrible things when he forces her into a polygamous relationship; she plays along with his twisted demands, but doesn't realize that the consequences of letting him have his way might be worse.

After leaving a violent ex-husband and firing a problem employee, Cathy Whitehead builds a new life with the man of her dreams, then a stranger shows up on her doorstep one night, and she's soon drawn into the web of a familiar foe.

Budding New York fashion designer Jenae Aragosa falls hard for bartender Trevor Frederick; a dark side of her new man comes to light and she realizes she'll be lucky if she makes it out of the relationship alive.

With her good looks and sunny demeanor, doctor's assistant and part-time model Christine Kent attracts her fair share of admirers; after one encounter ignites jealousy and obsession, Christine is blindsided by the devastating consequences.

For 17-year-old Sarah Wisnosky, college is all about new experiences, so when she catches the eye of a flirty frat member, she's happy to play along, then the college freshman discovers he's hiding a dark secret.

A small-town marriage ends in tragedy when a man who uses a wheelchair discovers his loving wife of 10 years wants to end their marriage; a jury must determine if he acted in self-defense or murder.

Gunmen shoot a man in his driveway, and detectives uncover a chilling murder-for-hire plot; multiple generations of a family land in the crosshairs as police find evidence of a scheme driven by lies, manipulation and a collection worth killing for.

Killers murder an adrenaline-junkie young father, and detectives sift through tales of illegal chicken fighting, drag racing, cheating, and a mysterious figure nicknamed "The Witch Doctor.".

A wife wakes to find her husband dead outside in the snow, she calls 911; when the police discover a volatile history, suspicions are aroused; a man calls police after both his parents are shot dead in their home.

Gunmen shoot a man in his driveway, and detectives uncover a chilling murder-for-hire plot; multiple generations of a family land in the crosshairs as police find evidence of a scheme driven by lies, manipulation and a collection worth killing for.

Killers murder an adrenaline-junkie young father, and detectives sift through tales of illegal chicken fighting, drag racing, cheating, and a mysterious figure nicknamed "The Witch Doctor.".

A wife wakes to find her husband dead outside in the snow, she calls 911; when the police discover a volatile history, suspicions are aroused; a man calls police after both his parents are shot dead in their home.

A small-town marriage ends in tragedy when a man who uses a wheelchair discovers his loving wife of 10 years wants to end their marriage; a jury must determine if he acted in self-defense or murder.

In Boston, Carol Stuart and her unborn child are shot dead, while her husband, Charles, survives the shooting to describe their black assailant and inflame racial tensions, then a witness comes forward with a story that blows open the case.

Teenager Jennifer Levin is found strangled to death in Central Park, and a prep school heartthrob, Robert Chambers, is arrested for the crime; the press seizes on Chambers' claim that Levin's death happened during rough sex.

The tragic murder of a 14-year-old girl who was walking her dog in Armada, Mich., leaves behind little physical evidence, forcing investigators to enter the digital world in search of virtual clues the killer might have left behind.

When a co-worker finds 67-year-old Karen Navarra dead in a bloody scene at her San Jose, Calif., home, the seemingly contradictory physical evidence baffles police; they must turn to digital evidence to solve this mysterious case.

When two 13-year-old girls go missing, detectives immediately turn to their digital devices, discovering the girls have been talking to strange men online.

A man's first wife died in an apparent burglary and years later, his second wife is killed; police must determine if it's just a terrible coincidence.

Newlyweds Tony and Melinda are executed; jail calls during Tony's previous incarceration yield many suspects, including men in love with Melinda.

The burning body of trumpet player Scott Sessions lies smoldering along a mountainside road; an investigation uncovers three potential suspects, plus another dead body, but calls from an inmate at the Weld County Jail reveal the true killer.

When a ranch hand is found dead in a river outside of Salt Lake City, investigators across two states must work together to catch the killer; searching for the truth uncovers a trail of fraud, deception and adultery, shocking a small town in Nevada.

Wisconsin officers cautiously approach a reckless driver's wrecked car who refuses to exit the vehicle and opens fire on them; in Washington state, a community rallies to protect two officers shot in the line of duty.

In Wisconsin, Rhinelander PD attempts to foil a murder for hire by going under cover and meeting the suspect as a hit man; in Colorado, law enforcement from two counties try to stop a runaway semi-truck before it damages the little town of Brush.

Arkansas police stop a knifeman enraged over a midnight pot roast; in Delray Beach, Fla., officers must rescue two children teetering on a ledge with their mother who is high on drugs; in Utah, a trespasser attacks an officer with his own baton.

In New Mexico, a female officer pulls over a truck, but when she approaches, shots ring out; in Ohio, officers surround a house where men take a victim at gunpoint, the suspects escape with a second hostage, and a full-scale manhunt ensues.

In Oregon, a murder suspect flees from the courthouse sparking a manhut; in Arizona, an art heist has officers reaching new heights.

In Ohio, officers and firefighters rush to save lives after a gas explosion in a tower block; fifty miles across state, a carjacker pulls a mom out of her vehicle, taking off with her kids in the back; in Wisconsin, a bizarre theft of a snowplow.

In New Mexico, an inmate faking a heart attack jumps a prison guard; the suspect escapes in the van, taking two fellow inmates with him and sparking a manhunt; in Nebraska, a family enjoying their July 4th faces a firework attack by a random family.

A brutal murder rocks a close-knit trailer park community in Kansas City, Kan.; with a 19-year-old female on the run, detectives begin to suspect that a family fight may have taken a deadly turn.

Police break into an apartment to save the lives of two women as their machete-wielding attacker leads officers on a pursuit; in Wisconsin, a winter storm causes a multi vehicle pile-up.

In the early morning hours, at a warehouse music venue in Texas, someone shoots a man who later succumbs to his wounds; police find a chaotic crime scene; they search for answers on who shot Keyundta Barrett and the location of the murder weapon.

In Cleveland, Texas, a man guns down Conbino Crasto during a gas station robbery; surveillance video sends police on a hunt for three masked suspects.

Police break into an apartment to save the lives of two women as their machete-wielding attacker leads officers on a pursuit; in Wisconsin, a winter storm causes a multi vehicle pile-up.

In the early morning hours, at a warehouse music venue in Texas, someone shoots a man who later succumbs to his wounds; police find a chaotic crime scene; they search for answers on who shot Keyundta Barrett and the location of the murder weapon.

In Cleveland, Texas, a man guns down Conbino Crasto during a gas station robbery; surveillance video sends police on a hunt for three masked suspects.

A 17-year-old boy is shot in the early hours of the morning on a suburban Kansas City street; detectives race to uncover who is responsible for the murder.

Donna Fontaine and her boyfriend, Fred Palahniuk, are found shot dead in a burning building in remote Kendrick, Idaho; a conspiracy of silence protects the killer until his lovers crack and confess the damning evidence needed to convict him.

In Mack's Creek, Mo., 42-year-old Trudy Darby is murdered, then two more local women go missing; silence reigns in town until a call out of the blue reveals that the killers are uncomfortably close to home.

Mary Jane Fonder becomes obsessed with the new priest at her church; Wanda Stopa falls for a married man and hurts the person he loves most; after a breakup, Sabrina Koudier becomes convinced her children's nanny is a spy for her ex-boyfriend.

Crime experts explore the motives and modus operandi of female killers; while males are often driven by anger, impulse and destruction, women usually have more complex, long-term reasons to kill.

Some women marry for money while others are prepared to murder for it.

A warped young woman celebrates her husband's birthday with a thrill kill; a newlywed reveals her violent side; a young woman seeks revenge after her lover is convicted of a crime.

Christine's life with abusive husband Shane is a cycle of fear, humiliation and violence; after Christine escapes with her children, Shane sets off in pursuit, kicking off a series of terrifying and shocking events leading to a bloody conclusion.

Following her divorce, Cristi buys a new home that needs some work and hires a handyman who becomes fixated on her.

Eighteen-year-old Misty's parents warn her against becoming involved with a man who is nearly 15 years her senior, but no one realizes that Misty is actually in horrible danger.

When Montreal teenager Zainab Shafia meets Ammar Wahid, it's love at first sight, but their relationship is forbidden by her strict father who will stop at nothing to ensure his daughter obeys his rules of honor.

Teenagers keep their high-school romance a secret from a domineering father with traditional values; when the truth comes out, a heartbreaking choice between love and family brings devastating consequences.

A high-flying attorney embarks on an illicit affair with one of his clients, then the secret affair is revealed, and the laws of attraction prove fatal.

A West Philadelphia neighborhood is left reeling when a high school track star, who had her eyes set on Olympic glory, disappears without a trace.

A group of girls begin lifelong friendships at church camp; as they become adults, life takes them down different roads through troubled relationships and unexpected pregnancies; their bonds remain until one of them disappears.

The Bobbies function like a high school sorority; they're a philanthropic organization also known for wild initiation rituals and social exclusivity; when someone murders one of their own, every Bobbie becomes a suspect.