When a Kapowsin, Wash., mother is discovered murdered on her couch in a compromised position, investigators must piece together all the evidence to determine if this was a random crime of opportunity or a facade to humiliate the victim.

Police race for answers after a school teacher is found murdered in her San Antonio, Texas, apartment; while lies and betrayals come to light, the case goes cold, but one detective refuses to give up.

In Marietta, Ga., a businessman is savagely murdered in his home; the violent and personal attack leads the detectives to look for the killer among those who knew him best.

When a loving couple is discovered murdered execution-style in front of their Kansas home, police race to uncover the truth about who wanted them dead.

A deadly high-speed chase in Montana leads "Dateline" on a search through 50 years of history to unravel the mystery of how one man turned into a monster and committed one of the state's most notorious crimes.

A deadly high-speed chase in Montana leads "Dateline" on a search through 50 years of history to unravel the mystery of how one man turned into a monster and committed one of the state's most notorious crimes.

The convicted murderer of a popular teacher is given a second chance at freedom when new evidence is revealed.

Archie McFarland was stabbed to death and his murder went unsolved for twenty-five years.

The battle between a wife and a mistress for one man's heart leads to a deadly car chase.

A quiet North Dakota college town is left in fear after student Mindy Morgenstern is found murdered in her off-campus apartment.

When the body of an Ohio woman is found in a wooded area near her home months after she went missing, investigators must determine if her death was a suicide or homicide; the case and trial left Dennis Murphy hungry to know more.

When two sisters' husbands turn up dead within weeks of each other, Florida detectives investigate whether the cases are linked.

After a well-known business owner is found dead in his Lake Orion apartment, investigators are left untangling a web of lies to uncover a deadly duo looking to get rich quick.

When a devoted father is found brutally stabbed to death in his Florida home, detectives turn their focus to the picture-perfect family who appear to have it all.

After a Georgia father is discovered bludgeoned by a hammer in his own bedroom, it takes years for detectives to nail down if this murder is connected to a series of online romances or a case of mistaken identity.

A horrific discovery in a backyard cornfield is just the beginning of an unspeakable scene; as horrors unfold in this small Midwest town, someone is playing a deadly game of cat and mouse, and it will be years before a ghastly truth is revealed.

A land developer disappears into the Arizona desert, and a brother sets out to uncover the truth; when hikers stumble onto a gruesome discovery, investigators quickly realize no one can be trusted when they find themselves in the line of fire.

When a Catholic priest-turned-real estate agent vanishes from Florida, investigators examine circumstances stranger than their suspects; a tip exposes a murder-for-hire scheme.

When a real estate agent disappears, Florida investigators scrutinize the men in her life; however, after other women vanish, something more sinister may be at play; it takes a risky escape from an abductor to finally uncover horrific truths.

The luckiest moment in a man's life gives way to a dark mystery when he vanishes after winning a multi-million-dollar lottery.

A small town is rocked when a popular hostess at the town's favorite tavern disappears; neighbors in the tight-knit community eye each other suspiciously, unaware that the answers may lie beneath the rolling Nebraska Sandhills.

When the popular owner of a boutique motel on an island paradise in Florida disappears amid signs of foul play, the deadly secrets of a quaint beach town slowly work their way up through the pristine white sand.

When a successful lawyer's body is found buried in a South Floridian canal, detectives use innovative technology to follow the gruesome steps taken by an evil killer.

An entrepreneur forges an unlikely friendship with a ragtag group of skateboarders; but when he vanishes and signs point to foul play, police wonder whether he was really a friend or a target.

Friends of accused murderer Robert Durst talk about his arrest in New Orleans and his previous whereabouts over 30 years.

In 2015, Durst is caught on tape professing, "I killed them all"; sitting down with jurors who found the now-confessed killer not guilty of murder in 2003, and examining the possibility of a misled jury, and the outcome of their re-vote.

A Florida father is determined to find out what happened to his daughter after her fatal fall from a penthouse apartment in Belgium.

A Florida father is determined to find out what happened to his daughter after her fatal fall from a penthouse apartment in Belgium.

The FBI gets involved when a Virginia man's wife and son are kidnapped while vacationing in the Philippines, with a terrorist group demanding millions in ransom.

Michelle Hadley is exonerated after spending three months in jail for attempted forcible rape of her ex-fiance's wife.

When a woman's remains are found miles from her home, investigators start digging into her past.

Twenty-year-old Tiffanie Adams is eight months pregnant when she suddenly disappears; to solve the mystery, police must expose toxic relationships and deadly secrets.

When devoted young mother Sara Summer vanishes from a small Tennessee town, the investigation into her life exposes a world of romance, lies and a fatal betrayal at the hands of a man she trusted.

A newly single mother of two vanishes after going on a date with an old high school friend she connected with on Facebook; investigators race against the clock to reveal the true identity of the mystery man.

A bomb rocks South Chicago killing Mark Toney, investigators dig beneath the rubble to expose a violent, seductive con game and a shockingly deceitful relationship.

Morgan Fox, a young mother, is shot dead outside her home in North Canton, Ohio; in the search for her killer, investigators discover a toxic workplace, a twisted obsession, and a killer relationship.

Desiree Sunford, a beloved middle school art teacher in Yakima, Wash., is found dead in her home from multiple gunshots; as detectives dig into her marriage, they uncover a world of jealousy, sex and liaisons.

Twenty-one-year-old art student Katelyn Markham vanishes just weeks before college graduation; the investigation unfolds over 13 years, uncovering lies, rage, and a betrayal that hits close to home.

Elana Fric, a respected doctor and devoted mother of three, vanishes into the night; the next morning, a suitcase is found dumped in a river; as detectives delve into Fric's personal life, dark secrets rise to the surface, and so does her killer.

A father disappears from the Cincinnati suburbs, setting off a desperate search that exposes small-town secrets, rivalries, and past threats; six days later, Bobby Farrell is found dead, and detectives and his family stop at nothing to get answers.

Gail Fulton, a devoted wife and mother, is ambushed and shot to death in a library parking lot; as detectives search for her killer, they discover a twisted story of adultery, obsession, and revenge that shocks her small Michigan community.

After South Carolina authorities locate a burned and abandoned vehicle, they are led to a brutal crime scene at a local church leader's home. Their small community is divided when an unforeseen perpetrator is found responsible.

When popular 25-year-old Keosha Gilmore is shot to death in a car while returning from a date, claims of a mysterious hooded shooter rock this quiet Boston Street. The case goes cold until detectives unmask a killer with a lethal obsession.

When a man goes missing in rural Barnesville, Ga., investigators try to determine if he left on his own or if foul play occurred.

After South Carolina authorities locate a burned and abandoned vehicle, they are led to a brutal crime scene at a local church leader's home. Their small community is divided when an unforeseen perpetrator is found responsible.

When popular 25-year-old Keosha Gilmore is shot to death in a car while returning from a date, claims of a mysterious hooded shooter rock this quiet Boston Street. The case goes cold until detectives unmask a killer with a lethal obsession.

When a well-liked young man in Milwaukee is found shot to death inside his locked home, detectives must piece together his final days through a network of friends and lovers to expose a killer's desire to kill what they couldn't keep.

While investigating a missing Oregon handyman, police stumble upon human remains and are left searching a crime scene straight out of a horror movie.

After detectives discover a fire chief's dismembered torso in his own barn, they rush to find his wife.

When a woman finds her husband dead of an apparent suicide by poisoning, suspicious detectives must exhume the body of her first husband to unearth the truth.

The residents of a glamorous resort town are shocked when a well-known woman from a prominent family is found dead in her home.

The residents of a glamorous resort town are shocked when a well-known woman from a prominent family is found dead in her home.

Two sisters determined to fulfill a promise investigate the mystery surrounding their mother's death.

An entrepreneur forges an unlikely friendship with a ragtag group of skateboarders; but when he vanishes and signs point to foul play, police wonder whether he was really a friend or a target.

A cowboy more at ease with horses than people vanishes into the desert after running into a group of California ranchers who believe he's done them wrong.

A California mom of three vanishes, and her car is found by the side of a desolate road with a suspicious flat tire; the case goes cold for years until a new detective takes on the case and is determined to get answers.

A night out on Hollywood's notorious Sunset Strip leads to a desperate search when a teenage girl doesn't make it home; the search for answers weaves though the strange side of Los Angeles before the tragic truth is uncovered in the Hollywood Hills.

When a young Texas father is abducted without a trace and later found murdered, Titus County investigators follow a trail of cellphone records and internet history to reveal a dangerous conspiracy fueled by a manipulative mastermind.

Investigators must determine if they are looking for professional killer, or if they are being told lies from someone in the victim's inner circle, when a Tennessee man who was rumored to have connections with the mob is murdered.

When the loving wife of a Vietnam veteran is found dead in a highway commuter lot, Missouri detectives work to chase down the mastermind of a twisted murder-for-hire plot.

After a soon-to-be-wed scrapyard owner is killed, Texas detectives must chase down every lead and conduct hundreds of interviews in order to find the truth hidden behind lies, betrayal and broken hearts.

When an Oklahoma teen finds her mother and father murdered in their family home, detectives uncover bizarre photos and use new technology to reveal a dynamic duo at the center of the heinous crime.

The abrupt disappearance of a Colorado rancher prompts concerned friends to press investigators to dig up the truth hidden beneath his ranch's calm exterior.

Detectives track down leads from rival biker clubs and scorned lovers to uncover the truth when a beloved biker is found shot to death in his Pennsylvania apartment.

An Alabama trucker is found shot in his home on the same day his wife is giving birth.

After a woman discovers her brother's brutally beaten body on his bathroom floor, Texas police follow clue after clue and weave together a tale of greed, deception and manipulation.

After South Carolina authorities locate a burned and abandoned vehicle, they are led to a brutal crime scene at a local church leader's home. Their small community is divided when an unforeseen perpetrator is found responsible.

As investigators search for the vicious killer of a Navy yeoman in Kitsap, Washington, they come across the troubling realization that the victim may have expected his own demise.

An elderly woman's body is found dismembered along a rural road, sending Missouri detectives in search of answers.

After a beloved Missouri barfly is found stabbed in his home, detectives spend years chasing down leads until a local pastor reveals a shocking confession from one of his parishioners, revealing a twisted desire and deadly secret kept for years.

When a prominent businessman goes missing, Georgia investigators race against the clock to locate him, uncovering a killer who will go to any lengths necessary to stay hidden.

Dallas detectives are led on an international manhunt after a young dentist is shot to death at her apartment complex, leaving a trail of surveillance evidence and a deep conspiracy of lies.

After two Colorado women vanish in a deadly winter storm, key evidence keeps the case open for investigators to uncover the truth; a harrowing blizzard rescue the very same night could hold the clues to an almost 40-year search for the killer.

When an Ohio resident is offered $50,000 to kill someone hundreds of miles away, investigators set up an elaborate sting operation to bring down those behind the murder-for-hire plot.

When a small-town Alabama resident is murdered in his home, rumors involving a local pastor begin to swirl as the truth ends up turning the community upside down.

As detectives investigate a mother of two's sudden disappearance, her friends and family reveal she feared she was being stalked.

When a high school student mysteriously vanishes, police must sort through the whispers, lies and deeply personal secrets of a group of teenagers in a small Michigan town to unearth the deadly truth.

A missing young father in Utah returns home and confesses to an affair, but when he vanishes again a short time later, it quickly seems something more sinister is at play.

A Colorado woman vanishes shortly after moving in with a group of friends; an investigation reveals there was a lot more going on inside the home than anyone realized.

The discovery of a body buried in a Delaware backyard launches police into an investigation that leads them on a twisted path through bizarre family ties, an unexpected love triangle and an unthinkable murder plot.

A horrific killing spree in Texas sets off an investigation that uncovers a sordid web of seduction and a pair of killers driven by greed and bloodlust.

When a husband and his adult son are murdered during a violent home invasion, the search for the killers exposes an illicit romance and family betrayal no one saw coming.

When a preacher's wife is gunned down outside her home in Houston, investigators uncover a sordid web of sin and sex.

The home invasion murder of a young mother in Oklahoma launches an investigation that reveals a vengeful romance and a murder conspiracy rooted in obsession and greed.

When a loving couple are murdered in their home, the investigation uncovers a forbidden romance between two young lovers willing to do anything to get what they desire.

The brutal murder of a woman inside her Kentucky home triggers an investigation that reveals an underage romance fueled by obsession and rage.

When a woman's body is discovered in a town park, the investigation into what happened exposes a sordid tale of lust, torture and two cases of cold-blooded murder.

When a respected Toronto bookkeeper is found murdered inside his home, the search for his killer focuses on two unexpected suspects and unearths shocking allegations of sex, scandal and a deadly betrayal.

A squashed tomato and a pinpoint reflection of light in a photo help catch a killer.

An ATM transaction allows Texas detectives to pinpoint a suspect in the slaying of a teacher, but a shoelace stolen from the victim's home proves to be the tie that binds her killer to the crime.

Ten years after the murder of a rock singer, forensic scientists use evidence collected to finally bring her killer to justice.

After a Michigan State University grad student disappears and is presumed dead, a professor of geological sciences helps police get the dirt on her killer.

When a man's wife kills herself 14 years after his college sweetheart commits suicide, police start to get suspicious.

A woman gets shot in her driveway; she may have been the victim of a co-worker half her age that she had recently rejected.

A pair of tennis shoes are found near a victim who had been stabbed on the beach, less than ten yards from her hotel.

Three fingerprints on a window screen are enough for a print examiner to uncover the work of a serial killer.

With a long list of suspects, forensic experts agree on one thing in this brutal murder: the killer knew his victim.

The only lead to finding a serial killer on the loose is a bloody fingerprint on the body of a victim.

Tests reveal the race, eye color and hair color of the person responsible for killing two young women on Halloween night.

A convicted arsonist claims his innocence and with no lawyer, no money and only a fifth-grade education, sets out to prove it.

A canine behaviorist uses the family dogs, who are the only witnesses, to find the murderer of their owner.

Investigators see through a killer trying to cover his tracks by staging the crime scene to learn what really happened.

When a man and his dog make a disturbing discovery in a backyard beach, a series of horrifying events unfold in a sleepy South Carolina town; investigators fear no one is safe as they desperately track a killer potentially hiding in plain sight.

A murderous ripple spreads through a lovely New England town when a ghastly discovery is made in a backyard barn; the search for answers uncovers troubling questions about a doting mom and everyone is a suspect until the truth is finally uncovered.

After young father Matthew Podolak dies from antifreeze poisoning, the manner of his death remains undetermined until his brother embarks on a quest for the truth.

After young father Matthew Podolak dies from antifreeze poisoning, the manner of his death remains undetermined until his brother embarks on a quest for the truth.

Josh Mankiewicz reports on the mysterious disappearance of a Colorado rancher, whose friends think something isn't right and spend years fighting for answers.

A former judge retires to Florida and becomes the center of a mystery when he vanishes; police must unravel the possible connection between his disappearance and a ghastly discovery found buried at an abandoned golf course.

A weekend getaway at a Reno resort becomes the center of a mystery when a respected college professor disappears; police learn that the answers may lie buried beneath desert sands hundreds of miles away.

When a popular librarian vanishes after a night of dancing in Kentucky's capital city, the investigation focuses on family secrets, but police must unravel a different kind of secret to get to the truth buried in one of the city's parks.

Police believe the discovery of a body in a Florida backyard ends the desperate search for a missing woman, but it only deepens the mystery.

A beloved Missouri couple is thought to be swept away in a record-breaking deadly storm, but when a closer look at the family farm points to foul play, law enforcement searches for clues long since washed away.

When a Michigan mother disappears on an afternoon walk, investigators pin all hope on their sole eyewitness: a 10-year-old boy who may have witnessed the unthinkable.

After a woman falls to her death while hiking with her husband in Rocky Mountain National Park, rangers question if her death was an accident.

It's Friday the 13th and something sinister is about to happen: a chilling double murder in an upscale home; the evidence seems to tell a clear story until investigators discover a marriage filled with secrets and a story that doesn't add up.

A quiet night is shattered when intruders terrorize a Florida couple and their young son, killing one of them; investigators question the initial story; a tip leads them to another family with dark secrets, and that's when bonds are tested.

Annie Kasprzak has a second chance at a happy life after being adopted by her case worker; then, the 15-year-old vanishes; her parents find a note in her room that reveals a secret Annie has been hiding.

Fire chief Keith Bryan is shot dead in his home, leaving police to wonder who would want to slay the local hero.

A quiet North Dakota college town is left in fear after student Mindy Morgenstern is found murdered in her off-campus apartment.

The investigation into the mysterious disappearance of a Canadian man sparks an international manhunt for an elusive killer with multiple false identities.

Beauty queen Nona Dirksmeyer plans a future with the boyfriend she adores, then she is brutally killed; the crime shakes her hometown and exposes someone with a secret past.

The investigation into the mysterious disappearance of a Canadian man sparks an international manhunt for an elusive killer with multiple false identities.

Federal agents descend on a tiny Ohio town after a beloved girl goes missing; fearing their cornfields harbor a terrible truth, theories abound and panic spikes in this serene community; it's a race against time as investigators close in on a killer.

A pleasant Michigan day takes a dark turn when a field hand digs up a human skull in a sprawling backyard; the discovery leaves a tight-knit community shaken to its core and questioning whether a killer has penetrated the safety of its town.

A man of extraordinary power and prestige lives a double life.

A man of extraordinary power and prestige lives a double life.

A daughter finds her father, a former FBI agent, murdered at his house; police dig into the man's past and begin to think the key to the mystery might be quite close to home.

When a successful Arizona businesswoman disappears on a holiday shopping trip, investigators hunt for a kidnapper; when the killer takes his secrets to the grave, however, the only chance of finding her is a psychic's mysterious vision.

A young couple sets out from a holiday visit but never makes it home as law enforcement search dangerous terrain fraught with derelict silver mines.

A spunky grandmother and former bail bondswoman is a no-show at work, leaving friends and family desperate for answers. As investigators focus on felons from her former career, they soon discover she may not be the only one missing.

When a California mother wakes to find the door wide open and her daughter missing, law enforcement travel the country to find her until they discover a dark plot that began at the teen's doorstep.

When a widower disappears from his Southern California home, investigators find themselves caught up in a federal investigation involving the infamous hunt for skyjacker D.B. Cooper.

When a promising forensics student is found mutilated on a lonely stretch of Utah highway, her sheriff's department colleagues will stop at nothing to deliver justice.

Texas detectives investigating the murder of 22-year-old Molly Matheson uncover a trail of sexual assault crimes; Josh Mankiewicz is still disturbed by what survivors connected to the case told him about their fight for justice.

When 17-year-old Alissa Turney disappears, it takes years before detectives treat her case as a homicide; Andrea Canning reexamines the mystery and the dark family secrets the investigation unearthed.

An 18-year-old college student is found stabbed to death in her bedroom; Blayne Alexander revisits this case where a TV show influences the investigation.

When the body of an Ohio woman is found in a wooded area near her home months after she went missing, investigators must determine if her death was a suicide or homicide; the case and trial left Dennis Murphy hungry to know more.

A 49-year-old man was shot and killed while walking his dog in front of his Texas home. Josh Mankiewicz looks back at a case with an unusual motive.

A former ballerina shoots her husband in what she alleges was an act of self-defense; the ensuing investigation and dramatic trial spark protests and receives national attention.

A 49-year-old man was shot and killed while walking his dog in front of his Texas home. Josh Mankiewicz looks back at a case with an unusual motive.

Detectives attempt to trace a young woman's last steps as she leaves a casino and disappears into the night; an almost forgotten childhood memory helps find her buried in the backyard.

When a young South Carolina father goes missing, investigators must navigate a twisting trail of small-town rumors and misguided revenge to uncover the deadly truth.

A case pits father against son, husband against wife and brother against brother.

A case pits father against son, husband against wife and brother against brother.

Ohio investigators search for answers in the decades-old murder of 10-year-old Amy Mihaljevic; a retracing of Amy's steps from the day of the kidnapping.

When a Texas father disappears without a trace, investigators go on an international manhunt to catch a killer and unravel a sinister plot that has them searching for answers deep into the Chihuahuan Desert.

A retiree settles in Southern California hoping to live his best life; when he disappears without a trace, investigators must uncover if his demise was connected to the unconventional pen pals he made.

A beloved mother is found brutally murdered near the military town of North Pole, Alaska, and soon four more girls meet the same fate.

A champion Russian boxer disappears from Brighton Beach, N.Y., and the neighborhood dare not talk for fear of reprisal until investigators uncover a long-buried secret in a New Jersey backyard.

The murder of a local café owner leads a small-town police force to uncover a diabolical scheme fueled by scandalous temptation.

While investigating a tragic murder, Wisconsin police must work their way through a complex web, spanning across the nation, with alleged mafia ties and scandalous text messages.

An argument between a couple ends in murder, but police are unsure if it was an act of self-defense or something more sinister.

The murder of a devoted family man leads investigators through a twisted tale of infidelity, betrayal and one woman's deadly plan.

When newlyweds are gunned down outside a Texas church, small town cops realize they know the victims as they uncover a murder plot fueled by twisted family ties.

When a young father goes missing, authorities suspect his illegal activities, but a revelation about the mother of his children turns the investigation upside down.

After a young California father is ambushed on the steps of his own home, Santa Clara detectives uncover a complex murder plot that ultimately leads them to an unexpected mastermind who's been hiding in plain sight all along.

A jealous teenager's brash act of violence thrusts a shadowy affair into the national spotlight; the surviving victim, Mary Jo Buttafuoco, sheds light on her side of the scandal that rocked America.

A contentious divorce and custody battle lands one father in the crosshairs of a sniper.

When medical examiners determine that a terminally ill Arizona man may have not died from natural causes as his family previously thought, a homicide investigation begins to unravel the truth.

An investigation into the disappearance of an Iowa mother sends police in two states on a wild journey, during which they encounter a volatile love triangle, stolen identity, arson, and a relentless stalker.

The peaceful life of a retired North Carolina couple is shattered when a husband's body is found in his own garage, leaving investigators to sort out fact from fiction with the help of his wife.

A churchgoing southern woman loses her husband to tragedy, but a cloud of suspicion haunts her new marriage and leads investigators to a new conclusion.

After a bizarre account of suspected false identity is reported, authorities uncover a long history of an evasive criminal and launch a nationwide hunt to catch a killer who uses Southern charm as a weapon of deception.

Texas Rangers are brought in to investigate the most recent death when a San Angelo, Texas, woman loses three romantic partners in the span of three years.

The sudden and violent death of a young teenage mom in Santa Fe uncovers a love triangle; while detectives have multiple suspects in their grasp, they are taken aback when the true murderer shows up on camera.

Erin reports a brutal attack on her friend turned lover, but a secret relationship and allegations of abuse add a surprising twist to the investigation.

Authorities become suspicious when a pastor loses a second wife in an accident.

Authorities become suspicious when a pastor loses a second wife in an accident.

An advocate for missing and murdered Indigenous women searches for answers in the disappearance of her niece and exposes cracks in law enforcement.

A Philadelphia murder reveals decades of misconduct in the city's criminal justice system and raises questions aout whether police caught the right person; key insiders in the case speak out for the first time on national television.

In Kansas, a prison volunteer helps a man escape custody; investigators scramble to track the pair down.

The investigation into the mysterious disappearance of a Canadian man sparks an international manhunt for an elusive killer with multiple false identities.

A 49-year-old man was shot and killed while walking his dog in front of his Texas home. Josh Mankiewicz looks back at a case with an unusual motive.

An idyllic North Carolina town makes the international press when a double murder involves a victim with an infamous past.

When a young Texas mother goes missing, a tangle of dark secrets and a trail of deceit threatens to derail the investigation.

When a 21-year-old goes missing during the height of the pandemic, LAPD detectives unravel a mystery hidden in deleted security video to solve a murder.

When a beloved Michigan mom disappears, investigators discover she was the target of a dark satanic ritual.

When an ROTC student vanishes, a determined female detective must confront the prejudices of the time and crack the campus code of silence to bring a killer to justice.

When a successful Phoenix realtor disappears in the desert, investigators discover that a killer is targeting real estate agents and must catch him before he strikes again.

When a twenty-year-old artist is discovered dead in a suitcase across state lines, detectives must uncover the dark truth behind an obsessive lover's deadly actions.

An armored car robbery and Santa Claus bandit captivate headlines, and the crime goes unsolved for years until a local man is found buried in the snow.

When the wife of an Army medic is murdered in her Hawaii home, the investigation reveals a sordid tale of secrets, lies and a twisted romance that captured headlines across the country.

The disappearance of a well-respected businessman leads to an investigation that exposes a secret romance fueled by lust and greed.

An armored car robbery and Santa Claus bandit captivate headlines, and the crime goes unsolved for years until a local man is found buried in the snow.

An Amish community is turned upside down when a young wife and mother is found murdered inside her home, leading police to look deeper within the community, and exposing a secret romance that triggered a deadly conspiracy.

A beloved Oklahoma father is discovered murdered inside his home and the search for his killer uncovers a forbidden romance and a deadly double-cross.

Michael Jackson and Anna Nicole Smith were two icons who shared the tragic bond of being hooked on prescription drugs and fatally overdosing.

The mystery surrounding the deaths of three women deep in the Sonoran desert takes 17 years to untangle.

The mystery surrounding the deaths of three women deep in the Sonoran desert takes 17 years to untangle.

Keith Morrison reports on an undercover operation in Palm Beach, Florida to save a wife and mother.

A couple goes on a scuba-diving vacation in the British Virgin Islands; one of them surfaces but the other does not.

In 2005, a district attorney in Pennsylvania went missing, seven years after he investigated sex-abuse allegations made against Jerry Sandusky.

The untold true story of NFL superstar Aaron Hernandez from the viewpoint of those who knew him best strips away the layers to answer the many questions left behind after Hernandez's tragic death.

The untold true story of NFL superstar Aaron Hernandez from the viewpoint of those who knew him best strips away the layers to answer the many questions left behind after Hernandez's tragic death.

A young couple becomes the target of a nationwide manhunt after police connect the deadly lovers to two grisly murders in different states.

A horrific killing spree leads Pennsylvania investigators on the hunt for two young lovers willing to do whatever it takes to evade the law.

The sudden disappearance of a wealthy couple rattles their small town and launches an investigation that exposes a web of deception, greed and a blood-soaked betrayal.

When a wealthy couple falls victim to a deadly home invasion, the search for the killers exposes both a twisted relationship and a family betrayal no one saw coming.

When a beloved grandmother falls victim to a brutal crime, the search for her killers reveals a torrid romance between two young lovers willing to do anything to get what they desire.

The unexplained disappearances of a young mother and her two sons in 1980 lead investigators on a three-decade quest for justice, exposing multiple murders and a homicidal love affair that left untold suffering and carnage in its wake.

A loving couple are found shot to death in their home, forcing police to pursue a pair of desperate lovers on a cross-country manhunt.

When a young woman is found tortured and killed after a camping trip with friends, police must unravel two couples' conflicting stories of depravity to bring her killers to justice.

The disappearance of a young socialite in Charleston prompts a team of private investigators to unearth a betrayal at the hands of her two best friends, one of whom is a con artist with a secret.

When a single mother is found murdered in her home, the investigation exposes a twisted love triangle and a murder-for-hire scheme devised to kill the competition.

The ritzy ski resort town of Aspen, Colo., is turned upside down when a celebrated socialite is found murdered in her home, leading investigators to uncover a bitter feud between friends.

The brutal murder of a young Army specialist leads investigators to explore a complicated love affair fueled by obsession and jealousy.

When a beloved schoolteacher is violently assaulted outside her home, police discover a toxic romance that destroyed a family's bond.

A popular chiropractor is healthy one day then dies a painful death the next, so police begin the search for a murderer.

When a free-spirited young woman is found murdered in her kitchen, police in Chicopee, Mass., have no shortage of suspects; detectives realize the clue that leads to her killer is actually hidden in plain sight.

When a complicated Texas love triangle ends in murder, a pink gun leads to an arrest, until new evidence prompts investigators to rethink the case.

When a complicated Texas love triangle ends in murder, a pink gun leads to an arrest, until new evidence prompts investigators to rethink the case.

When a luxury car dealer is found dead, detectives suspect one of his lovers, but lack of evidence stalls the case for a year, until one clue breaks it wide open.

After U.S. Naval Academy graduate Cathy Thomas and her girlfriend, Becky Dowski, are murdered in a lovers' lane area on the Colonial Parkway in Virginia, authorities are left to wonder if it is a hate crime or the birth of something more ominous.

The slayings of David Knobling and Robin Edwards in 1987, less than a year after Cathy Thomas' and Becky Dowski's Colonial Parkway murders, leave law enforcement rattled.

After 27 years in prison, Carolyn Warmus speaks for the first time since her release, detailing her affair with co-worker Paul Solomon, whose wife, Betty Jeanne, was found murdered.

Carolyn Warmus is granted permission to conduct new DNA tests that she believes will prove her innocence in the murder of her lover's wife 27 years after she was imprisoned for the woman's death.

The disappearance of a well-respected Georgia man triggers an investigation into the dangers of online dating and reveals a disturbing plot borne of lust and greed.

When a Navy man falls victim to a deadly home invasion, the search for his killers exposes both a sordid romance and a deadly conspiracy within his own ranks.

The horrific attack of a beloved spiritual leader takes an investigation into a dark underworld of black magic and unbridled rage.

When police are called to a seemingly routine domestic disturbance at a mansion in Louisville, a bizarre tale unravels after one man reveals a body is buried in the basement.

As police in Tallahassee, Fla. work to solve the case of a young father gunned down in his apartment, they find evidence of a deadly sexual encounter and uncover a vengeful plot, ultimately proving that blood is thicker than water.

The murder of a beloved schoolteacher takes detectives from Kentucky to Florida, where an unexpected romance comes to light; as the investigation unfolds, relationships unravel, and a long con born of greed is unveiled.

A small town in Washington is rocked after a local man is found shot in his home; police wonder if his complicated love life played a role until a string of robberies exposes a dangerous couple with a more sinister motive.