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.

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 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.

A loving, single mother of two is the victim of a bizarre murder, leading detectives to investigate a number of suspects.

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.

In 1999, a family of five vanishes from their home in rural Wisconsin; when remains are discovered in their burned-out car, the community is on edge with rumors of occult killers, while the investigation leads to a shocking and sinister conclusion.

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 the bodies of an Ohio mother and her two daughters are found in the Tampa Bay waters in June of 1989, detectives launch a multiyear, painstaking investigation that finally leads them to an elusive and unexpected killer.

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.

A yearslong investigation into the killer of Johnia Berry, who is stabbed more than 22 times in her Knoxville, Tenn., bedroom while her male roommate escapes.

Questions are raised when a teenager awakens to discover her father, a popular high school drama teacher, stabbed to death in his bedroom.

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.

A beautiful blonde seduces various lovers in a small town, causing havoc; it isn't until an unlikely witness steps forward and another tragic death occurs that the village becomes aware there is a cunning and charming killer in their midst.

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 Jeopardy-winning colleague romances Linda Kinkade, it seems she's won the jackpot until she dies mysteriously; it takes a wily cold-case cop to uncover an overlooked clue to put a killer behind bars.

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.

A young girl beaten after watching her grandmother killed, identifies the wrong person; years later she tries to change her statement.

After a young man is found shot to death on the banks of a Georgia river, investigators trace the murder back to individuals who share his Gothic lifestyle and uncover a romantic rivalry driven by manipulation.

In 1984 police failed to convict the murderer of a college student; new technology may finally help the police to catch her killer.

Police investigate a young woman found murdered two weeks after reporting a road rage incident; evidence leads not to the aggressive driver, but one of their own.

A house fire in Louisville, Ky., sparks a murder investigation when detectives find two local men brutally stabbed to death; the search for the killer reveals a toxic romance between two lovers willing to risk it all to get what they desire.

When a single mother is murdered, her brother vows to find the person responsible for the death of his sister, even if it takes more than 30 years.

A husband and wife get shot and their 16-year-old daughter manages to escape, but investigators suspect she may be involved in the murder.

An elderly veteran is nowhere to be found after his house suddenly bursts into flames in Tucson, Ariz., causing authorities to kickstart a nationwide manhunt to catch a desperate couple on the run not once, but twice.

After 10 years, a witness decides to do the right thing about the rape and murder of a young hairdresser.

Police investigate the possibility of a hate crime when two women go missing and are later found murdered.

After the remains of an elderly woman are discovered in Florida, investigators track down suspects with a complex family dynamic. The woman at the center of it tells her story for the first time, revealing details of the harrowing crime.

When a human skeleton is found on marshland and determined to be at least 18 months old, a computer consultant gives her a face and name.

A killer places all the incriminating evidence to the murder in a plastic bag, hoping it will float down the river.

When a young man is found shot to death in rural Indiana, the ensuing investigation delves into the dangers of online dating; authorities ultimately uncover a stunning betrayal fueled by a twisted romance.

A woman's body is found inside a burned mobile home and the autopsy reveals she was beaten, making this a murder.

Security guard who disappeared from his post was found a year later in a remote camp site; a decade later, a phone call and a paint smear on his boot helped scientists determine what happened during his final moments.

A 61-year-old farmhand is found murdered in his home on the outskirts of the Ozarks; a strange text message points to a suspect, but the investigation quickly diverges after a duo on the run is exposed, resulting in a fatal shootout in Mississippi.

When three students are brutally murdered close to campus, investigators must determine what the women had in common before their serial killer strikes again.

A bag full of evidence recovered from an iced-over river helps to reveal the murderer of a businesswoman in her own shop.

A father and daughter are reported missing after evidence of a bloody attack is found in their home; as the investigation unfolds, police interview a trio of suspects and their conflicting stories reveal a twisted plot driven by infatuation.

Eyewitness to real estate agent's murder is put under forensic hypnosis in an attempt to help him recall the killer's face.

After a fire dispatcher is found dead in a raging house fire, police discover that it's not the first time his wife has become a widow, and investigators get a confession in an unexpected location.

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.

A loving, single mother of two is the victim of a bizarre murder, leading detectives to investigate a number of suspects.

After a decade of rumors, an elderly woman in rural Louisiana falls under suspicion when a man is found dead in her apartment, and local authorities discover an extensive history of tragedies, all surrounding the friendly church lady.

After a young father is found dead in his home in Jonesboro, Ark., the authorities search for the killer.

Authorities work to establish why a loving mother was brutally stabbed to death in her home.

After a successful young doctor collapses, a blood test reveals cyanide poisoning, resulting in a criminal investigation.

In 1999, a family of five vanishes from their home in rural Wisconsin; when remains are discovered in their burned-out car, the community is on edge with rumors of occult killers, while the investigation leads to a shocking and sinister conclusion.

After the bodies of an Ohio mother and her two daughters are found in the Tampa Bay waters in June of 1989, detectives launch a multiyear, painstaking investigation that finally leads them to an elusive and unexpected killer.

A yearslong investigation into the killer of Johnia Berry, who is stabbed more than 22 times in her Knoxville, Tenn., bedroom while her male roommate escapes.

Questions are raised when a teenager awakens to discover her father, a popular high school drama teacher, stabbed to death in his bedroom.

A beautiful blonde seduces various lovers in a small town, causing havoc; it isn't until an unlikely witness steps forward and another tragic death occurs that the village becomes aware there is a cunning and charming killer in their midst.

When a Jeopardy-winning colleague romances Linda Kinkade, it seems she's won the jackpot until she dies mysteriously; it takes a wily cold-case cop to uncover an overlooked clue to put a killer behind bars.

Kay Mortensen takes pride in preparing for every possible threat, then he is found murdered, and two of his loved ones wind up behind bars.

A professor is found dead inside his Jeep in what appears to be a car accident in Tennessee; after evidence at the scene points to foul play, the ensuing investigation exposes secrets of infidelity and a crime motivated by lust and money.

Jodi Arias' murder trial captivates the nation, exposing her secrets; however, the trial fails to solve the mystery of who this woman is behind her veil of lies.

An immigrant from Pakistan is found brutally murdered inside his Washington, D.C., pizzeria; given the lack of forced entry, investigators believe he knew his killer and a plot involving marriage fraud surfaces, leading to a deadly crime of passion.

A graduation party ends with a man's death and leaves two teenagers facing a long fight for justice.

Texas police investigating the stabbing death of a mother uncover a bizarre scene: poisoned pudding, cell phones submerged in water, and a bathtub rigged for electrocution; in the end, a disturbing plan is revealed, driven by a young love gone wrong.

The fire breaks out before dawn; after the smoke clears, a mother of two young children is found dead; it's the tragic end to a life that held so much promise, but for investigators, it is just the beginning.

When RV-lifestyle couple James and Michelle Butler go missing while camping along the southern coast of Texas, the discovery of human remains leads authorities to embark on an international manhunt to bring the fugitives to justice.

After a father is reported missing, a body is discovered in a remote Texan swamp; investigators are faced with several possible suspects as complex family dynamics come into play that expose a secret betrayal.

Kevin and Morgan Mengel are happy at first, but when the marriage goes bad, he goes missing; police wonder if he simply left, but a family's relentless pursuit leads to a stunning confrontation and, eventually, the truth.

Just one month before her wedding, a nurse is shot to death in a reported roadside robbery in rural Arkansas; as investigators work to find the suspects, odd details of the attack are uncovered and a confession paints an entirely different story.

A family mourns the loss of a young mother in a house fire; authorities rule it an accident; years later, there is another accident and second loved one gone; investigating if this just a string of bad luck or the work of a calculating killer.

A young girl beaten after watching her grandmother killed, identifies the wrong person; years later she tries to change her statement.

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

In 1984 police failed to convict the murderer of a college student; new technology may finally help the police to catch her killer.

Police investigate a young woman found murdered two weeks after reporting a road rage incident; evidence leads not to the aggressive driver, but one of their own.

When a single mother is murdered, her brother vows to find the person responsible for the death of his sister, even if it takes more than 30 years.

A husband and wife get shot and their 16-year-old daughter manages to escape, but investigators suspect she may be involved in the murder.

A week before a wealthy banker's divorce was set to reach a settlement, an ex-con says he was hired to murder someone in the family.

After 10 years, a witness decides to do the right thing about the rape and murder of a young hairdresser.

Police investigate the possibility of a hate crime when two women go missing and are later found murdered.

When a human skeleton is found on marshland and determined to be at least 18 months old, a computer consultant gives her a face and name.

He was a wealthy doctor with a perfect life and the perfect wife; then, he found her dead on Valentine's Day; she was beloved but did have enemies; investigators followed a bloody trail of evidence, leading to a big courtroom twist.

A killer places all the incriminating evidence to the murder in a plastic bag, hoping it will float down the river.

A woman's body is found inside a burned mobile home and the autopsy reveals she was beaten, making this a murder.

A week before a wealthy banker's divorce was set to reach a settlement, an ex-con says he was hired to murder someone in the family.

Security guard who disappeared from his post was found a year later in a remote camp site; a decade later, a phone call and a paint smear on his boot helped scientists determine what happened during his final moments.

When three students are brutally murdered close to campus, investigators must determine what the women had in common before their serial killer strikes again.

A bag full of evidence recovered from an iced-over river helps to reveal the murderer of a businesswoman in her own shop.

Eyewitness to real estate agent's murder is put under forensic hypnosis in an attempt to help him recall the killer's face.

After a fire dispatcher is found dead in a raging house fire, police discover that it's not the first time his wife has become a widow, and investigators get a confession in an unexpected location.

After a decade of rumors, an elderly woman in rural Louisiana falls under suspicion when a man is found dead in her apartment, and local authorities discover an extensive history of tragedies, all surrounding the friendly church lady.

A dancer is murdered in her Virginia home.

A dancer is murdered in her Virginia home.

A chance encounter by custom agents leads to a break in the case of a mother who disappeared days before she was supposed to move to a different city with her young son; a witness speaks out 20 years after the incident.

A family of four is found dead inside a partially burned Indiana home; when investigators discover that two of the victims died from gunshot wounds, the race is on to determine whether the killer was a stranger or someone closer to home.

A motocross champion and a model tie the knot in Las Vegas, never knowing their wedding vows will trigger a mysterious murder plot and a decades-long investigation.

An elderly couple and their daughter are found beaten and stabbed in their home in central Texas; from potential family members to disgruntled employees, investigators consider many suspects and leads before finding answers in an unlikely place.

A dental student rejects her boyfriend's marriage proposal, then dies under mysterious circumstances; when another victim dies under similar circumstances 14 years later, investigators must determine if the two cases are fatally intertwined.

After a man is found murdered, detectives search for a motive in the seemingly senseless slaying; after considering whether it was a case of mistaken identity or a robbery, investigators ask if secret desires caused a killer to strike in God's name.

In an upscale high-rise in Chicago, a successful businesswoman is murdered as her boyfriend sleeps beside her; investigators point a finger at the boyfriend, but an exhaustive investigation uncovers the surprising architect of her murder.

When police investigate the murder of a Private Investigator the trail leads them to a wealthy woman who had affairs with both a father and his son.

A mother is shot to death while her young daughters lay asleep in the same room; baffled investigators wonder if an open door invited an intruder in, or if the killer is someone else she trusted who has been in the house all along.

A young mother's passionate affair with an old boyfriend ignites suspicion when someone close to both of them is murdered.

Single mom Margie Danielsen falls in love with a handsome chef, but when an episode of "America's Most Wanted" airs, she realizes she may be far too close to a fugitive and must risk her life to bring him to justice.

When a young military wife goes missing from a Marine base, investigators suspect a forbidden love affair and a secret pregnancy may have driven someone to murder.

When a dance instructor waltzes into widower Alan Helmick's life, he is elated until someone inspired by a movie puts an end to his dreams; It will take a savvy team of investigators to bring a killer to justice.

After filming wraps on an indie horror movie, the cast members learn their lead actress is not who she says she is and has been charged with killing her uncle; it's a story Keith Morrison can't forget, one where family drama takes center stage.

Kay Mortensen takes pride in preparing for every possible threat, then he is found murdered, and two of his loved ones wind up behind bars.

Jodi Arias' murder trial captivates the nation, exposing her secrets; however, the trial fails to solve the mystery of who this woman is behind her veil of lies.

A hunting safari in Zambia ends in tragedy when a shot rings out from the cabin of a dentist and his wife; Andrea Canning revisits one of the most unique cases she's covered, one that sent her thousands of miles from home in search of answers.

A graduation party ends with a man's death and leaves two teenagers facing a long fight for justice.

The fire breaks out before dawn; after the smoke clears, a mother of two young children is found dead; it's the tragic end to a life that held so much promise, but for investigators, it is just the beginning.

A couple is murdered shortly after their wedding and police suspect a family feud is the cause; Josh Mankiewicz looks back at what started the dispute that left him floored.

Kevin and Morgan Mengel are happy at first, but when the marriage goes bad, he goes missing; police wonder if he simply left, but a family's relentless pursuit leads to a stunning confrontation and, eventually, the truth.

A family mourns the loss of a young mother in a house fire; authorities rule it an accident; years later, there is another accident and second loved one gone; investigating if this just a string of bad luck or the work of a calculating killer.

While North Carolina detectives hunt for answers in the murder of 28-year-old James Chambers, his mother searched for his remains; Andrea Canning reflects on the family's unrelenting quest to find justice for James.

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

A wife and mother is taken into an unmarked car by a blond woman on a Monday morning, but police are unable to find any record of her arrest; for Josh Mankiewicz, this case reset the bar for brazen and he revisits the reasons why.

A week before a wealthy banker's divorce was set to reach a settlement, an ex-con says he was hired to murder someone in the family.

Nathan and Denise Leuthold build their family on faith, but suddenly one of them dies and the other is under suspicion; it's a story that stays with Andrea Canning, both because of what happened and when it happened: Valentine's Day.

He was a wealthy doctor with a perfect life and the perfect wife; then, he found her dead on Valentine's Day; she was beloved but did have enemies; investigators followed a bloody trail of evidence, leading to a big courtroom twist.

A week before a wealthy banker's divorce was set to reach a settlement, an ex-con says he was hired to murder someone in the family.

A young Tennessee woman vanishes and misses her family's Thanksgiving dinner; determined to track her down, her family takes matters into their own hands.

A Valentine's Day rendezvous in an Atlanta-area park turns deadly, and investigators race to find the killer of a beloved husband and cub scout leader; when detectives reveal the mastermind behind the brutal slaying, the community is left speechless.

After a small-town storeowner is murdered, detectives work to unravel his ex-wife's web of lies and capture a killer.

Peachtree City socialites Ruby Joyner and Halima Jones are found murdered in a van, igniting a frenzy within their wealthy community; when police dig into the women's personal lives, they uncover a secret that blows the case open.

A voice from beyond the grave helps investigators solve a crime after a Sunday School teacher loses two husbands in a row under suspicious circumstances.

A double homicide in upstate New York leads detectives on a cross-country investigation to piece together a case with a surprising suspect at the center.

A double homicide in upstate New York leads detectives on a cross-country investigation to piece together a case with a surprising suspect at the center.

A doctor ingests a lethal chemical, causing friends to wonder if it was an attempt at suicide or if he was poisoned -- until a love triangle is uncovered.

A motocross champion and a model tie the knot in Las Vegas, never knowing their wedding vows will trigger a mysterious murder plot and a decades-long investigation.

A dental student rejects her boyfriend's marriage proposal, then dies under mysterious circumstances; when another victim dies under similar circumstances 14 years later, investigators must determine if the two cases are fatally intertwined.

After a man is found murdered, detectives search for a motive in the seemingly senseless slaying; after considering whether it was a case of mistaken identity or a robbery, investigators ask if secret desires caused a killer to strike in God's name.

When police investigate the murder of a Private Investigator the trail leads them to a wealthy woman who had affairs with both a father and his son.

A young mother's passionate affair with an old boyfriend ignites suspicion when someone close to both of them is murdered.

When a young military wife goes missing from a Marine base, investigators suspect a forbidden love affair and a secret pregnancy may have driven someone to murder.

After filming wraps on an indie horror movie, the cast members learn their lead actress is not who she says she is and has been charged with killing her uncle; it's a story Keith Morrison can't forget, one where family drama takes center stage.

Hunters stumble across a young woman's decaying body wrapped in fabric, launching an investigation across several counties in Florida; horrific rumors quickly swirl and a night of partying that morphed into an act of desperation is revealed.

After evidence of a violent attack is discovered in a West Virginia home, the body of a beloved photojournalist is found in the woods; the search for the killer reveals a sordid affair and a murder-for-hire plot with a shocking co-conspirator.

A hunting safari in Zambia ends in tragedy when a shot rings out from the cabin of a dentist and his wife; Andrea Canning revisits one of the most unique cases she's covered, one that sent her thousands of miles from home in search of answers.

In the Los Angeles suburbs, a family is brutally attacked in its residence, leaving four dead and a mother clinging to life; as police search for answers, suspicion grows closer to home and unveils a macabre obsession fueled by young love.

After two best friends are reported missing, Texas and Minnesota police team up to bring a suspected serial killer to justice; an accomplice shares her side of the story from behind bars, revealing chilling details of the crime.

A couple is murdered shortly after their wedding and police suspect a family feud is the cause; Josh Mankiewicz looks back at what started the dispute that left him floored.

A North Dakota community is rocked after a beloved mother is found stabbed to death in her home.As police look to those closest to her for answers, an informant comes forward and exposes a dangerous couple's vengeful plot.

When authorities respond to a car fire in rural Michigan, they find a charred body discarded nearby; as the investigation unfolds, the victim's phone records point to a vicious plot stemming from a dangerous infatuation.

While North Carolina detectives hunt for answers in the murder of 28-year-old James Chambers, his mother searched for his remains; Andrea Canning reflects on the family's unrelenting quest to find justice for James.

Just months before his retirement, a missing trucker's body is found in a remote creek; as detectives run out of leads, a seemingly minute detail breathes new life into the investigation revealing two lovers with a nefarious plot.

When an esteemed California pastor is found executed in an almond orchard, investigators turn to his complex love life for answers; allegations of blackmail are exposed, and a vindictive conspiracy is ultimately brought to light.

A wife and mother is taken into an unmarked car by a blond woman on a Monday morning, but police are unable to find any record of her arrest; for Josh Mankiewicz, this case reset the bar for brazen and he revisits the reasons why.

When a crimespree leaves five dead, South Carolina authorities kickstart a multi-state investigation to capture a desperate couple on the run; the case grows more complicated whenpolice are faced with conflicting accounts of the murders.

After a young mother is murdered in broad daylight, Texas authorities are on a hunt for a masked gunman; the ensuing investigation uncovers a bitter custody battle and a vicious plot born of obsession.

Nathan and Denise Leuthold build their family on faith, but suddenly one of them dies and the other is under suspicion; it's a story that stays with Andrea Canning, both because of what happened and when it happened: Valentine's Day.

A welfare check confirms the worst when a woman is found brutally murdered on her couch; the ensuing investigation leads authorities from Oklahoma to Arkansas where conflicting stories of a crime motivated by greed and jealousy are uncovered.

When a missing man's bullet-riddled body is found off the side of a road, police must dig into his complicated past to uncover the truth; the case hits a standstill until information about the victim's car comes to light and reveals a toxic romance.

A young Tennessee woman vanishes and misses her family's Thanksgiving dinner; determined to track her down, her family takes matters into their own hands.

When a shocking crime is committed in broad daylight that leaves a young man dead on the street, the investigation uncovers a personal vendetta; in exclusive prison interviews, the killer couple each share their version of events.

A Valentine's Day rendezvous in an Atlanta-area park turns deadly, and investigators race to find the killer of a beloved husband and cub scout leader; when detectives reveal the mastermind behind the brutal slaying, the community is left speechless.

Exploring the past of the con man "Dirty" John Meehan and his trail of manipulation that led to a dangerous end with Debra Newell and her family; exclusive interviews with former girlfriends and law enforcement who speak out for the first time.

Peachtree City socialites Ruby Joyner and Halima Jones are found murdered in a van, igniting a frenzy within their wealthy community; when police dig into the women's personal lives, they uncover a secret that blows the case open.

The discovery of a 19-year-old's car abandoned on a bridge in New Jersey turns into a missing person case that evolves into a homicide investigation; police discover a plot involving money, close friends and a betrayal.

The discovery of a 19-year-old's car abandoned on a bridge in New Jersey turns into a missing person case that evolves into a months long homicide investigation; police discover a plot involving money, close friends and a fatal betrayal.

A brilliant woman who rose from poverty and became a successful criminal defense attorney is murdered; investigators look into her clients and follow a bizarre string of clues.

A newlywed bride disappears during a freezing Canadian winter leaving police with few clues; the search for her uncovers an unconventional marriage leading to multiple suspects.

Two young newlyweds move in with the groom's mom to build for their future, but when they mysteriously disappear, investigators embark on a cross-country manhunt for a cold-blooded con man and killer.

Eight days before the wedding of their dreams, a couple's plans are derailed by a brutal murder; a detailed investigation unravels a murder-for-hire plot that leads them to suspect a member of the wedding party.

Investigators have no shortage of suspects when a Wall Street millionaire is murdered in the middle of a bitter divorce; they must untangle a series of illicit affairs and dangerous liaisons to uncover the surprising identity of the killer.

The lifelong friendship of two men is threatened when they both love the same woman, leading investigators to suspect murder when one of them disappears.

A handsome new dance partner awakens unfamiliar emotions in a conservative young wife putting two marriages in turmoil; when she disappears shortly afterwards, investigators must unravel a confusing trail of betrayal and heartbreak to crack the case.

Hunters stumble across a young woman's decaying body wrapped in fabric, launching an investigation across several counties in Florida; horrific rumors quickly swirl and a night of partying that morphed into an act of desperation is revealed.

After evidence of a violent attack is discovered in a West Virginia home, the body of a beloved photojournalist is found in the woods; the search for the killer reveals a sordid affair and a murder-for-hire plot with a shocking co-conspirator.

In the Los Angeles suburbs, a family is brutally attacked in its residence, leaving four dead and a mother clinging to life; as police search for answers, suspicion grows closer to home and unveils a macabre obsession fueled by young love.

After two best friends are reported missing, Texas and Minnesota police team up to bring a suspected serial killer to justice; an accomplice shares her side of the story from behind bars, revealing chilling details of the crime.

A North Dakota community is rocked after a beloved mother is found stabbed to death in her home.As police look to those closest to her for answers, an informant comes forward and exposes a dangerous couple's vengeful plot.

When authorities respond to a car fire in rural Michigan, they find a charred body discarded nearby; as the investigation unfolds, the victim's phone records point to a vicious plot stemming from a dangerous infatuation.

Just months before his retirement, a missing trucker's body is found in a remote creek; as detectives run out of leads, a seemingly minute detail breathes new life into the investigation revealing two lovers with a nefarious plot.

When an esteemed California pastor is found executed in an almond orchard, investigators turn to his complex love life for answers; allegations of blackmail are exposed, and a vindictive conspiracy is ultimately brought to light.

When a crimespree leaves five dead, South Carolina authorities kickstart a multi-state investigation to capture a desperate couple on the run; the case grows more complicated whenpolice are faced with conflicting accounts of the murders.

After a young mother is murdered in broad daylight, Texas authorities are on a hunt for a masked gunman; the ensuing investigation uncovers a bitter custody battle and a vicious plot born of obsession.

A welfare check confirms the worst when a woman is found brutally murdered on her couch; the ensuing investigation leads authorities from Oklahoma to Arkansas where conflicting stories of a crime motivated by greed and jealousy are uncovered.

When a missing man's bullet-riddled body is found off the side of a road, police must dig into his complicated past to uncover the truth; the case hits a standstill until information about the victim's car comes to light and reveals a toxic romance.

When a shocking crime is committed in broad daylight that leaves a young man dead on the street, the investigation uncovers a personal vendetta; in exclusive prison interviews, the killer couple each share their version of events.

Exploring the past of the con man "Dirty" John Meehan and his trail of manipulation that led to a dangerous end with Debra Newell and her family; exclusive interviews with former girlfriends and law enforcement who speak out for the first time.

Twenty-seven-year-old Egypt Covington is found murdered in her home; investigators in Michigan quickly identify a person of interest but years pass without an arrest.

Twenty-seven-year-old Egypt Covington is found murdered in her home; investigators in Michigan quickly identify a person of interest but years pass without an arrest.

A matriarch's death leads to a prominent family from Texas being torn apart by decades of betrayal, greed and mistrust.