The discovery of a burned body sends police on the hunt for camera footage that may show the crime.

When Michigan hair stylist Kevin Bacon goes missing, his friends and family are concerned; when police unlock Kevin's cell phone, they discover clues to his whereabouts; it leads them to a remote house and a basement dungeon.

Sisters Bre and Kayli Lasley have just moved into the perfect apartment in downtown Salt Lake City, unaware that a recent parolee is living nearby.

The discovery of a burned body sends police on the hunt for camera footage that may show the crime.

Pastor Michael Flippo and wife Cheryl take a spring getaway to a cabin at Babcock State Park; after midnight, an invader strikes, killing Cheryl and injuring Michael; investigators chase leads, from a stalker to an arsonist with dark motives.

Ed and Minnie Maurin believe in kindness above all else, then evil strikes the sweet couple; police must navigate a long and winding road of secrets and deception to bring the elderly couple's killers to justice.

Neighbors Kay Parsons and Becky Sears are practically family, working together and raising their children side by side, but being so close leads to scandal and murder, leaving both families forever damaged.

In 1981, thirteen-year-old Mary Day vanishes and Investigators suspect her stepfather may have killed her, but they never recover her body; decades later, a woman claiming to be Mary appears, stirring suspicions on what happened.

Master conman Nicholas Rossi fakes his death to evade justice, adopts new identities and leaves a trail of alleged crimes across continents.

Jon and Carie Hallford's return to nature promises care but instead leaves bodies decomposing in filth and provides families with concrete instead of ashes; when investigators arrive, the Hallfords flee, leaving families demanding justice.

In 1982, a young mother's husband discovers her murdered at home with an ax in her head; everyone thinks a psychopath is on the loose, but police never make an arrest; the authorities find that their killer is someone very close to home.

Right before Thanksgiving, two masked gunmen reportedly invade a couple's home and kill the husband; with few leads, police use ballistics, forensics and neighborhood gossip to solve this cold-blooded murder.

In 1980, Tim Hack and Kelly Drew go missing from a small Wisconsin town, then their bodies are found in a field; a woman comes forward nearly 40 years later to help solve the so-called "Sweetheart Murders" of Hack and Drew.

During an armed robbery, a father of three is fatally shot, but for 23 years, another family questions if the wrong man is behind bars.

In 2005, a woman interrupts the murder of her grandson; the investigation reveals that the witnesses know more than they are letting on.

An 11-year-old girl makes a gruesome discovery in her own home; a woman is desperate to reach her mother but has a sickening feeling that something horrible has happened; a murder case rattles a homicide detective to her core.

In 1996, Larry Schlegel visits his elderly mother at the hospital one last time before she succumbs to pneumonia; years later, police inform Schlegel that his mother's death was not at all what it seemed.

After a single mother vanishes in Wisconsin, police learn she was recently stalked by two men at a bar.

After a woman misses a routine bank run with her sister, panic begins to spread among her family members, then the family's worst fears are realized when a passerby finds the woman's frozen, nude body in an alley.

Baffled by the animal instincts of a cross-country killer whose crimes seem to go dormant in winter, authorities follow his tracks to a den of deceit in the frozen tundra of Alaska.

A police officer is gunned down while on a midnight patrol, and her attacker flees with her squad car and weapon.

A killer seemingly slips past tight security, murders two jewelers and leaves a fortune in diamonds untouched; with no sign of forced entry, detectives chase shadows for years, until a long-buried connection exposes the truth behind the crime.

Renard Spivey, the TV bailiff who was accused of murdering his wife, opens up about the trial, his wife and more.

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

After a young girl disappears from her bus stop, a search reveals that her terrifying abduction has ended in a homicide; as police mount a tireless search to find her killer, the community rallies together to get justice for Angie.

Renard Spivey, the TV bailiff who was accused of murdering his wife, opens up about the trial, his wife and more.

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

After a young girl disappears from her bus stop, a search reveals that her terrifying abduction has ended in a homicide; as police mount a tireless search to find her killer, the community rallies together to get justice for Angie.

A killer seemingly slips past tight security, murders two jewelers and leaves a fortune in diamonds untouched; with no sign of forced entry, detectives chase shadows for years, until a long-buried connection exposes the truth behind the crime.

Women who commit crimes out of greed.

Sometimes the love of one person isn't sufficiently satisfying.

A rookie police officer meets a beautiful exotic dancer; he keeps secrets from his sergeants and his new girlfriend, and he'll stop at nothing to keep his double life secret.

A Texas woman enters into an affair with her daughter's grandfather, causing a major rift in the family and eventually leading to a bloody showdown.

A female boxer enters a forbidden relationship with her trainer, then she tries to leave his controlling grip and finds herself fighting for her life.

Michelle Miller investigates the murder of Ally Kostial, and the trail detectives followed to find her killer; prosecutors say this case raises questions about missed warning signs in relationships and whether her murder could have been prevented.

Diana Duve was last seen alive leaving a bar in Vero Beach, Fla., with her on-again, off-again boyfriend, Mike Jones; her mother knew something was wrong when Diana didn't call her, something she did every day.

The police find the wife of a California fertility doctor dead at the bottom of a staircase in their San Clemente home.

A 24-year-old Yale Ph.D. student named Annie Le goes missing; CCTV shows Annie arrive at Yale, but she is not seen leaving; police search every inch of the building, until they find something horrific.

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.

When someone murders a Tennessee state trooper in the middle of a highway, investigators turn to his dashcam for answers; a manhunt quickly gets underway, but it takes even more surveillance video to pick up a killer's trail and crack the case.

In Texas, on Christmas Eve 2010, a woman gets a mysterious phone call at work and speeds home to find her 12-year-old son gone without a trace; investigators look at those closest to the boy, but only surveillance footage can lead them to the truth.

When Russian mortgage broker Fay Zonis is found murdered in her office, it sends chills through Philadelphia's Russian-American community; as detectives hone in on her killer, the investigation sends shock waves around the world.

When a hard-working, pregnant mother vanishes, detectives stumble on a love-triangle that may explain the secrets behind her death.

When Ellen Robb's husband finds her murdered in their quiet suburban Philadelphia home, evidence points to a robbery gone wrong; however, police dig deeper into the couple's life, and they learn the motive may be far more sinister.

A skeleton is discovered on the edge of a high school football field during a game of catch; it takes a forensic sculptor, tireless detective work, and some luck, to finally bring the mysterious killer to justice.

A vacation hotspot loses its charm when a killer bludgeons a teen at work; investigators hunt the murderer, knowing each passing day could bring another victim and plunge the town deeper into fear.

When Michigan hair stylist Kevin Bacon goes missing, his friends and family are concerned; when police unlock Kevin's cell phone, they discover clues to his whereabouts; it leads them to a remote house and a basement dungeon.

A mother awakes to find her two sons with their throats cut; their aunt's boyfriend confesses to his mother, and she wears a wire to capture her son; as he admits his guilt, it's clear how a psychopathic rage led to violence.

A young man's confession to participating in a plot to murder another teenager stuns police in a small Florida town; detectives uncover a plot involving a manipulative ex-girlfriend and a young psychopath with the desire to kill.

On a quiet winter night, a mother finds her 22-year-old son horrifically dismembered in her basement. The lone suspect is the victim's ex-girlfriend, who is at her home in an emotionless state, with blood on her hands.

A teenager is arrested after his mother finds the body parts of a missing drifter in his bedroom; while in custody, police uncover that the suspect is a psychopath who idolizes serial killers.

When Michigan hair stylist Kevin Bacon goes missing, his friends and family are concerned; when police unlock Kevin's cell phone, they discover clues to his whereabouts; it leads them to a remote house and a basement dungeon.

A mother awakes to find her two sons with their throats cut; their aunt's boyfriend confesses to his mother, and she wears a wire to capture her son; as he admits his guilt, it's clear how a psychopathic rage led to violence.

A young man's confession to participating in a plot to murder another teenager stuns police in a small Florida town; detectives uncover a plot involving a manipulative ex-girlfriend and a young psychopath with the desire to kill.

On a quiet winter night, a mother finds her 22-year-old son horrifically dismembered in her basement. The lone suspect is the victim's ex-girlfriend, who is at her home in an emotionless state, with blood on her hands.

A teenager is arrested after his mother finds the body parts of a missing drifter in his bedroom; while in custody, police uncover that the suspect is a psychopath who idolizes serial killers.

A vacation hotspot loses its charm when a killer bludgeons a teen at work; investigators hunt the murderer, knowing each passing day could bring another victim and plunge the town deeper into fear.

The close bond between cousins Mark Corona and Paul Stoeppler is quickly severed when one of them is murdered in cold blood; never-before-seen home movie video and shocking CCTV reveals what happened.

John Eichner, his wife and kids look like a happy family in Genoa, Ohio, but behind closed doors a disturbing pattern of torment and gaslighting plays out for years, and well-crafted lies drown out a victim's pleas for help.

A puzzling crime scene, disturbing evidence and a young mother murdered; police are determined to bring her killer to justice.

The abduction of a young girl sends a relentless detective on a quest to bring justice to her heartbroken family.

Police must unravel a puzzling mystery when a beloved father and real estate executive is ambushed in his office.

A parking lot showdown terrifies onlookers; a fender-bender leads a motorist on a chase; an aggressive driver uses an unusual weapon on her victim; tensions run high for two squabbling motorists.

A TV personality has a violent encounter with another motorist; a dramatic car chase has a fiery end; a wild assortment of weapons is used to settle roadside disagreements.

A sports car driver destroys multiple cars; a man climbs onto the hood of a school bus; a menacing man harasses a father and his son; a disgruntled driver shoots at another motorist.

A group of drivers brawl in a Texas intersection; a man pursues and attacks a motorist on an isolated road; a driver gets into an intense exchange with construction workers; a raging motorist takes out his frustrations on another man's windshield.

A mom defends her kid from a rowdy group of bikers; a deranged driver repeatedly rams another motorist; a driver defends himself from aggressive road ragers; a highway wreck leads to a brutal stabbing.

An angry man targets another driver; an elderly man is taken for a wild ride on the freeway; a couple pulls a pistol on another driver; raging drivers from all over the world are featured.

Akron officers respond to a shooting outside a convenience store; they find Dereke Alexander bleeding with a faint pulse, but he doesn't survive; the investigation leads detectives to two cold-blooded killers who stalked and hunted the man.

Lansing police officers find Donovan Barfield's body riddled with bullets and his apartment ransacked; as investigators race to identify the perpetrator, they uncover a diabolical plan of murder and robbery orchestrated by a trio of reckless killers.

When workers find a body on an abandoned property in western Ohio, it opens up a homicide investigation that sends shockwaves through the Amish community.

Michelle Kinney is found murdered in her apartment in Dubuque, Iowa, puzzling her neighbors; local detectives unearth a haunting truth, leading to a shocking confession from an unlikely murderer.

William Hargrove loves both Anna and Michelle: When Michelle tells him he has to choose between them, he picks her, and Anna winds up dead.

When a woman is found dead in front of her boyfriend's home in Michigan, all evidence seems to point to the boyfriend, but detectives uncover more suspects.

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.

Sixteen-year-old Mujey Dumbuya turns up dead four days after leaving her home to go to school; police across multiple jurisdictions unite to uncover the tragic truth behind her murder, and jailhouse calls provide the clues to catch the killer.

Jose Najera's parents sacrifice everything to give him a brighter future; after a late-night party, Jose steps into horror when he finds them stabbed in their bedroom; detectives sift through secrets to unmask who wanted them dead.

Christa Pike is the only woman on death row in Tennessee; in 1995, she is introduced to Satanism, and her fascination grows until it comes to a deadly head in the woods one night in January.

A killer stabs UCLA student Ron Baker to death in a train tunnel known for its connection to the Manson murders. Occult rumors begin to spread - until another missing friend redirects suspicion to Baker's inner circle.

Can police solve the disappearance of a teenager kidnapped out of her own bed in the middle of the night?

Christa Pike is the only woman on death row in Tennessee; in 1995, she is introduced to Satanism, and her fascination grows until it comes to a deadly head in the woods one night in January.

A killer stabs UCLA student Ron Baker to death in a train tunnel known for its connection to the Manson murders. Occult rumors begin to spread - until another missing friend redirects suspicion to Baker's inner circle.

Can police solve the disappearance of a teenager kidnapped out of her own bed in the middle of the night?

Jose Najera's parents sacrifice everything to give him a brighter future; after a late-night party, Jose steps into horror when he finds them stabbed in their bedroom; detectives sift through secrets to unmask who wanted them dead.

A missing woman's uncle prays for her to surface, then comes the rain.

In 1993, a mother and her 3-year-old son go missing in Jacksonville, Fla.

Angelina Fernandes, 11 years old at the time, witnesses her mother in distress at a bloody crime scene; she claimed she acted in self-defense when she fatally stabbed her fiancé, Andy Wagner, but it would be up to a jury to decide what happened.

After married couple Krista and Bart Halderson suddenly disappears, clues on the social media app Snapchat point to a culprit that no one would ever suspect.

In Louisiana, Megan Parra's parents find the kindergarten teacher at home with a gunshot wound to her head; authorities rule her death a suicide, but her family alleges foul play at the hands of her husband.

In 1995, a teen enrolls in a government trade program and meets a new boyfriend; as he draws her into the occult, tensions rise; when four people walk into the woods on a winter night and only three return, investigators uncover a story.

Pastor Michael Flippo and wife Cheryl take a spring getaway to a cabin at Babcock State Park; after midnight, an invader strikes, killing Cheryl and injuring Michael; investigators chase leads, from a stalker to an arsonist with dark motives.

A killer seemingly slips past tight security, murders two jewelers and leaves a fortune in diamonds untouched; with no sign of forced entry, detectives chase shadows for years, until a long-buried connection exposes the truth behind the crime.

A vacation hotspot loses its charm when a killer bludgeons a teen at work; investigators hunt the murderer, knowing each passing day could bring another victim and plunge the town deeper into fear.

Jose Najera's parents sacrifice everything to give him a brighter future; after a late-night party, Jose steps into horror when he finds them stabbed in their bedroom; detectives sift through secrets to unmask who wanted them dead.

Philadelphia police officers find four adults locked in a filthy basement dungeon as the investigation leads detectives across four states, resulting in multiple felony arrests; all evidence points to a single ringleader behind a deadly scheme.

When friends find Brad McGarry shot to death in the basement of his Bellaire, Ohio home, evidence suggests a robbery; when detectives learn that Brad is an openly gay man working in the world of coal mining, a more complicated motive emerges.

When Michigan hair stylist Kevin Bacon goes missing, his friends and family are concerned; when police unlock Kevin's cell phone, they discover clues to his whereabouts; it leads them to a remote house and a basement dungeon.

MaryAnn Clibbery is brutally murdered at the remodeling business she owned in Loves Park, Ill.; then, a suspicious bag found floating in an icy river unlocks the secrets of her brutal slaying.

Casey, Ill. looks to their own citizens when they find out a house fire didn't kill Scott Collins, it was murder; secrets revealed about his life aren't enough to lead to his killer, it's his German Shepherd, who holds the key to solving his case.

A lively slumber party turns into a nightmare when a loving mother, her young daughter, and her daughter's friend are murdered.

When wife Tabatha is found stabbed to death at home, a steamy affair and many double lives are revealed to the town's unsuspecting residents.

Happy couple Bill and Mary Yoder run a medical practice outside of Utica, N.Y., but their world collapses after Mary falls ill, and detectives prove that her illness is no accident.

In 1994, a high school student pulls a gun and holds his class hostage; as students, staff and police brace for tragedy, no one expects the day's darkest horror still waits to be uncovered.

An entrepreneur is fatally gunned down in his warehouse, leading detectives to examine his disgruntled employees and his mistress in search of the killer.

Happy couple Bill and Mary Yoder run a medical practice outside of Utica, N.Y., but their world collapses after Mary falls ill, and detectives prove that her illness is no accident.

In 1994, a high school student pulls a gun and holds his class hostage; as students, staff and police brace for tragedy, no one expects the day's darkest horror still waits to be uncovered.

An entrepreneur is fatally gunned down in his warehouse, leading detectives to examine his disgruntled employees and his mistress in search of the killer.

When wife Tabatha is found stabbed to death at home, a steamy affair and many double lives are revealed to the town's unsuspecting residents.

The peace of Raynham, Mass., is forever shattered when cheerleader Mary Lou Arruda goes missing two days after her 15th birthday; the vast search effort to find her ends nine weeks later in the Freetown Forest with a chilling discovery.

In 2002, when 5-year-old Samantha Runnion is playing with a friend in front of their homes in Stanton, Calif., a man appears and snatches Samantha, dragging her into his car; the race is now on to find her and the man responsible.

When Kathy Horn disappears, some believe she's following the Grateful Dead; others think she was sacrificed during a Wicca initiation; her mom wonders if she's run off with an older boyfriend.

After a night out in a downtown Denver nightclub, Kenia Monge wanders the streets without a purse or phone; her journey leads to encounters with several men -some good, and one who drives a creepy white van.

Meredith Emerson decides to celebrate the new year by hiking on Georgia's Blood Mountain with her dog, Ella, but when Meredith goes missing and Ella is found 60 miles away, an all-out search begins.

In 2004, a devoted group of Insane Clown Posse followers known as the Juggalettes rule the halls of the Blackhawk alternative high school in Illinois. However, when the Queen of the Clowns invites a new girl into her group, things turn serious.

Las Vegas is a playground for top female fitness competitors; winning is important, and when jealousy spirals out of control, one woman loses her life.

In Anchorage, a rebellious teen girl forms a fast friendship with a bubbly newcomer; the picture-perfect friendship soon becomes fractured as a storm of lies, betrayal and manipulation ultimately ends in unspeakable tragedy.

Christa Pike is the only woman on death row in Tennessee; in 1995, she is introduced to Satanism, and her fascination grows until it comes to a deadly head in the woods one night in January.

When a middle schooler vanishes without a trace, suspicion quickly falls on the new circle of older friends she's been spending time with; as family and friends dig deeper, secrets unravel, and the line between loyalty and betrayal starts to blur.

Best friends take a girl's trip before applying to grad school; when one of them doesn't make it home, everyone wonders, what happened in Vegas.

A killer stabs UCLA student Ron Baker to death in a train tunnel known for its connection to the Manson murders. Occult rumors begin to spread - until another missing friend redirects suspicion to Baker's inner circle.

In Chicago, community leader and part-time clown John Wayne Gacy leads a double life, transforming into a monster who preys on male teenagers and becomes the most prolific serial killer of his day.

In Chicago, community leader and part-time clown John Wayne Gacy leads a double life, transforming into a monster who preys on male teenagers and becomes the most prolific serial killer of his day.

Host Donnie Wahlberg delves into the notorious crimes of Keith Hunter Jesperson, a serial killer in the 1990s, who drew smiley faces on his confession letters to local authorities.

A happy face is supposed to be a joyful symbol, unless it's on a letter from a killer.

When Dreamer meets Teddy, she sees a broken young man and hopes her love will change him; he returns her love with fear, cruelty and control; after her father tries to help her escape his clutches, Teddy makes them pay a price.

When Shaquoia and Imani first meet Isiah, they sense his evil; they don't know why their mother would date a man like him; Shaquoia does all she can to protect her siblings from Isiah's rage, but his cruelty and obsession would destroy the family.

A killer guns down a 46-year-old woman, and detectives discover that a fleeing Sheriff's Deputy is the assailant; less than 48 hours later, they arrest him and reveal an unrepentant psychopath capable of executing the love of his life in cold blood.

After the shooting deaths of father, mother, and two adolescent boys in their suburban Baltimore home, investigators realize it's not a robbery gone wrong but rather the execution of a loving family, done by a callous psychopathic killer.

When being interviewed by police, psychopaths often use manipulation to thwart the investigation; experts explore the anatomy of the key manipulative tactics of psychopaths and how they try to utilize them for their own sinister gain.

When Shaquoia and Imani first meet Isiah, they sense his evil; they don't know why their mother would date a man like him; Shaquoia does all she can to protect her siblings from Isiah's rage, but his cruelty and obsession would destroy the family.

A killer guns down a 46-year-old woman, and detectives discover that a fleeing Sheriff's Deputy is the assailant; less than 48 hours later, they arrest him and reveal an unrepentant psychopath capable of executing the love of his life in cold blood.

After the shooting deaths of father, mother, and two adolescent boys in their suburban Baltimore home, investigators realize it's not a robbery gone wrong but rather the execution of a loving family, done by a callous psychopathic killer.

When being interviewed by police, psychopaths often use manipulation to thwart the investigation; experts explore the anatomy of the key manipulative tactics of psychopaths and how they try to utilize them for their own sinister gain.

When Dreamer meets Teddy, she sees a broken young man and hopes her love will change him; he returns her love with fear, cruelty and control; after her father tries to help her escape his clutches, Teddy makes them pay a price.

Free-spirited Hope follows her heart to Oklahoma to marry Jerry Meek, but it's not long before children come along, and the honeymoon is over; on Feb. 21, 2002, mysterious events shatter the family and remain unresolved for years.

In January 2003, Curt and Donna Thorngren's 22-year marriage ends in murder; detectives discover their marriage was destroyed by debt, deceit and drug addiction.

When Manjit Basra and Mukhtiar Panghali settle down and start a family, it seems like a dream come true. However, this dream turns into a nightmare that has a heartbreaking ending and leaves everyone with unanswered questions.

Matt and Niqué Leili's love story is a modern romance; they meet online, create a blended family and appear to have it all, then their seemingly happy marriage is torn apart forever.

After disappearing in broad daylight and sparking a nationwide search, Sherri Papini mysteriously returns, battered and branded. When her tantalizing tale turns out to be fake, the world turns against her. She says the real story has never been told.

The wife and mother at the center of one of the most sensational kidnapping cases ever speaks for the first time about the circumstances that led to her mysterious disappearance, why she lied to the FBI, and what the media got wrong about her story.

A convicted liar, Sherri enters prison with a target on her back. After release, troubling details of her childhood and, later, her marriage to Keith are revealed, and her inability to recall details of her story leads to an on-camera breakdown.

Sherri Papini gains infamy for lying to the FBI, but the public perceives her based on a one-sided narrative. Papini pleads guilty and goes to prison for lying about her abduction, but her side of the story has never been told - until now.

In 1991, Wanda Holloway was arrested for trying to hire a hit man to kill her daughter Shanna's cheerleading rival so that Shanna could get a place on the team; now, Shanna reveals the truth behind what happened for the first time.

Former child actors Brian Bonsall and Dee Jay Daniels unpack the harsh reality of life after fame, while producers from "Home Improvement" and "That's So Raven" reveal their brush with young stars who ended up behind bars.

For the first time, a former colleague breaks down how one housewife built her multimillion-dollar empire on deception; Taylor Armstrong sheds new light on her husband's alleged abuse and the unsettling rumors that still surround his death.

Anime-obsessed teenager Bianca becomes an inspiring mental health advocate online and changes lives; but on forums and social media accounts, she discovers a horrifying and violent underbelly: young men primed to threaten, harm and attack.

A vibrant and inspiring group from Denver's creative community spreads messages of love and inclusion, attracting many online followers; soon they become the target of a hateful and violent member of the online manosphere with shocking consequences.

As 28-year-old Sania battles through a divorce, her passionate and searingly honest TikToks attract tens of thousands of followers; but she soon discovers that members of her community want to silence her, and will stop at nothing to do it.

Ruby Franke gains fame for her strict parenting style, but her partnership with counselor Jodi Hildebrandt spirals into control; when Ruby's child escapes, he exposes abuse and the damaging, cult-like beliefs at the heart of their bond.

Programming to be announced.

Ruby Franke gains fame for her strict parenting style, but her partnership with counselor Jodi Hildebrandt spirals into control; when Ruby's child escapes, he exposes abuse and the damaging, cult-like beliefs at the heart of their bond.

Programming to be announced.

As 28-year-old Sania battles through a divorce, her passionate and searingly honest TikToks attract tens of thousands of followers; but she soon discovers that members of her community want to silence her, and will stop at nothing to do it.

CSI Alina Burroughs travels to Augustine, Fla., to investigate Michelle O'Connell's suspicious death; law enforcement says it's a suicide, but the family is certain she was murdered; Alina uses new technology to let the evidence speak for itself.

CSI Alina Burroughs travels to rural Ohio to investigate the 1988 murder of Margie Coffey, a single mom strangled and dumped in an icy creek; Alina re-opens a controversial case, held together by two strands of fiber, and confronts the prime suspect.

CSI Alina Burroughs travels to Arizona to dig into the murder of Kim Ancona, marked in death by her killer's teeth; using the latest forensic technology, Alina reopens the case files to find out whether a single bite mark is enough to prove murder.

A mother of two is shot to death outside her apartment complex just minutes after returning home from her 30th birthday celebration; after interviewing multiple witnesses and suspects, Detective Fil Waters uncovers a shocking lead caught on video.

A teenager finds her neighbor, Rebecca Claybrook, beaten to death in her home; it is obvious to Detective Fil Waters that the victim knew her killer, and he puts the men in Claybrook's life under the microscope.

After two Yellow Cab drivers are murdered in under a week, the city of Houston is thrown into a frenzy; Detective Fil Waters soon learns there are recordings of the same female voice luring the drivers to their deaths.

When ranch-hand Rex Tanner and his friend June Flood go missing in suspicious circumstances, local investigators Ralph Stansfield and Wally Hendricks uncover an explosive story of paranoia, greed and dynamite in central Utah.

When cowboy Rick Godfrey goes missing in the Mojave desert, investigators discover he's seduced and swindled many women.

When someone guns down mine worker Matthew Misener on a remote Arizona highway, it first appears to be a road rage attack; his family faces the shocking possibility that they unwittingly played a part in the feud that left him dead.

Forty-three-year old Diane Holik is selling her home to start a new life with her fiancé in Houston, then she misses a meeting at work and police are sent to her home, where they find her bruised and lifeless body.

Journalism major Brook Baker is brutally murdered while researching a controversial article, and the police must sort through hundreds of suspects to find her killer.

Peruvian immigrant Elizabeth Palomino is a shining light to everyone who knows her, then she is murdered, and police investigate whether there could be more to Palomino's American success story than meets the eye.

Police find Tom Merriman's body in his driveway under a pile of trash and arrested his stepdaughter, Jade Janks; she claims she found him dead in her car, panicked and hid thebody but didn't kill him.

In 1998, police charge 14-year-old Michael Politte with the murder of his mother, Rita, after she was hit on the head and set on fire in her Missouri home; a jury sentences him to life without parole until a law passes that may give him a chance.

In 2023, Angela Craig reports feeling sick and dies at the hospital; the autopsy reveals poison in her system and the police charge Jim with murder.

Ruby Franke gains fame for her strict parenting style, but her partnership with counselor Jodi Hildebrandt spirals into control; when Ruby's child escapes, he exposes abuse and the damaging, cult-like beliefs at the heart of their bond.

Ruby Franke gains fame for her strict parenting style, but her partnership with counselor Jodi Hildebrandt spirals into control; when Ruby's child escapes, he exposes abuse and the damaging, cult-like beliefs at the heart of their bond.

Survivors break their silence as Jessi exposes Hildebrandt's cult-like control; Ruby's journals confirm the emotional and physical abuse of her children; with evidence mounting, the court holds the women accountable and delivers long-awaited justice.

Philadelphia police officers find four adults locked in a filthy basement dungeon as the investigation leads detectives across four states, resulting in multiple felony arrests; all evidence points to a single ringleader behind a deadly scheme.

Survivors break their silence as Jessi exposes Hildebrandt's cult-like control; Ruby's journals confirm the emotional and physical abuse of her children; with evidence mounting, the court holds the women accountable and delivers long-awaited justice.

Philadelphia police officers find four adults locked in a filthy basement dungeon as the investigation leads detectives across four states, resulting in multiple felony arrests; all evidence points to a single ringleader behind a deadly scheme.

Ruby Franke gains fame for her strict parenting style, but her partnership with counselor Jodi Hildebrandt spirals into control; when Ruby's child escapes, he exposes abuse and the damaging, cult-like beliefs at the heart of their bond.

Ruby Franke gains fame for her strict parenting style, but her partnership with counselor Jodi Hildebrandt spirals into control; when Ruby's child escapes, he exposes abuse and the damaging, cult-like beliefs at the heart of their bond.

Cathy thought she had found the man of her dreams in Peter Tobin; but by the time she uncovers his dark secret, it was too late.

When Brian Cargill divorces his wife, Kimberly, he thinks it's the end of the worst time of his life; instead, he finds himself in a desperate battle to save his son, Jamie, from her deadly wrath.

Betty hopes her sister's son, Chance, is a beacon of hope in their troubled lives, but Betty sees his dark side early on; he lacks empathy and becomes violent until he explodes in a fit of rage, harming the one person who cared for him most.

David Magnano and his stepsister, Jessica, know that Scott Magnano is dangerous; they know they would be safer if he were gone; what David doesn't know is how much he will regret not killing Scott when he has the chance.

When Jason Worley tries to escape from Brandi by filing for divorce, she punishes him by taking away the two things most precious to him.

A failed actor returns home, ready to take out his rage on the weakest members of society; after killing four people, a chance encounter with police leads to his downfall; the interrogation room becomes the stage for this killer's final performance.

Police respond to the site of a fiery car crash alongside a Michigan highway, where they discover the badly burned body of a young woman; investigators quickly realize this is no accident but a cold-blooded murder plot.

The naked and mutilated body of a mother turns up at the bottom of a ravine in Baton Rouge, La.; when tire tracks lead investigators to a suspect, they encounter an undetected serial killer who confesses to butchering eight women over a decade.

Residents of a quaint village are terrified when a local innkeeper and two others are found brutally murdered; detectives must follow the depraved killer into the woods at night.

While being questioned in the abduction of an Anchorage barista, a young local businessman starts negotiating with investigators to reveal details of a depraved secret life as one of America's most meticulous and psychopathic serial killers.

When a graduate student suddenly goes missing, the family he's staying with immediately contacts police; days later, a horrific discovery forces investigators to face a rare kind of monster.

After Kacie Woody discovers Internet chat rooms, the popular teen has her pick of high school hunks hoping to connect; the teen is exchanging IMs with her latest love interest, when a silver van creaks to a stop outside her house.

When Ray and Marie Thornton go out for a drive in the country on Easter Sunday, they are almost chased off the road by a tailgating van and when they see the driver changing license plates and dumping a bloody sheet, they call police.

Dawnia Dacosta attends nursing school, works the late shift and goes to church for evening services; one night she runs out of fuel and walks to the nearest station; then a man in a van offers a ride back to her car.

In 2014, graduate student Tequila Suter is stabbed to death in her suburban Buffalo home; investigators' only hope of solving the case is to piece together a trail of CCTV across town and follow in the footsteps of a killer.

Shopkeeper Imran Ashgar is shot dead in his store in Columbus, Ohio; with the killers on the run, detectives are in a race against time to capture them before they strike again.

Car salesman Hufracio Arteaga is found stabbed to death in his Michigan City, Ind., office; with no witnesses, investigators use surveillance cameras from an adjacent building to find out who murdered Arteaga.

Police find the body of Fernando Silva on a boat; the crime scene reveals little about what caused Silva's death; police turn to surveillance footage for clues.