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.

A young woman vanishes from small-town Oregon after heading to a Halloween party,leaving her family devastated and detectives hitting dead ends.Years later,new evidence from an unlikely source reveals the gruesome plan to silence a vulnerable victim.

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.

After a successful Korean-American business owner is killed during a home invasion, detectives believe his murder could be tied to a string of Philly crimes against businesses, until they uncover that the mastermind is someone much closer to home.

When a young, handsome veterinarian is found dead in his home in Montana, the mystery remains unsolved for nearly two decades.

When a young, handsome veterinarian is found dead in his home in Montana, the mystery remains unsolved for nearly two decades.

The homicide of private first class soldier and young mother Karlyn Ramirez; a glimpse into the FBI's crime lab and an in-depth look at how multiple agencies uncovered a plot that spanned several states and prompted suspicions of espionage.

Kathy Blair is found stabbed to death in her bedroom in Texas; the gruesome crime scene puzzles investigators until an unlikely clue that is captured in the darkness puts them on the trail of a depraved killer.

Three people are shot dead in a small Texas town, including two respected prosecutors; a clue that would connect the dots remains a mystery until an eagle-eyed investigator makes a stunning discovery.

After the battered body of a young woman is found dumped at a landfill in Lubbock, Texas, detectives race to collect evidence hidden in acres of trash.

Marilyn McIntyre's gruesome murder goes unsolved for decades until a phone call resurrects the investigation; possible evidence may exist with the victim, even being buried 30 years underground.

When Detective Bill Clark investigates a disappearance, a trail of clues leads him to a young film director; Clark worries that the mystery was a hoax staged by a master storyteller; however, it turns out the script is much darker.

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.

Realtor to the stars Linda Stein is found bludgeoned to death in her apartment, but her larger-than-life personality meant Linda made enemies as well as admirers; with evidence from the crime scene, only painstaking sleuthing can identify her killer.

When a young mother, her daughter and a friend vanish after a visit with extended family, those close to the victims suspect foul play; without proof, the mystery deepens until a member of one of the feuding families makes a shocking admission.

Two young women come to New York with big city dreams, but a chance encounter triggers a sequence of events that shatters those dreams forever; detectives must piece together a series of puzzling clues to bring the killers to justice.

A bar owner's body is discovered in a quarry pond; his killer remains a mystery to investigators for years while his increasingly divided family fears one of them must be the murderer.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

The owner of an extreme-sport venture is found shot dead in his warehouse; police suspect a history of bad business may be to blame, until a contentious family past begins to cast doubt on his devoted son's innocence.

When a Philly radio personality is killed in her lavish Shore home, the years-long investigation reveals an undercover informant, an intricate murder-for-hire plot, and a vast trafficking conspiracy.

A mother is found savagely murdered in her upscale home, leaving a father and son to blame each other; their airtight alibis lead detectives to a murder plot involving an estranged sibling with nothing to lose.

After a successful Korean-American business owner is killed during a home invasion, detectives believe his murder could be tied to a string of Philly crimes against businesses, until they uncover that the mastermind is someone much closer to home.

The Colegroves are beloved in their small town, but when they're brutally murdered in what appears to be a targeted attack, a bitter dispute within their family is revealed, pitting the surviving brothers against each other.

When a construction worker unearths human remains in the backyard of an old farmhouse, it sets off a baffling 15-year missing person's case and leaves detectives searching for long-buried secrets and overdue justice.

Air Force veteran falls victim to unthinkable crime; search for the truth reveals a twisted tale of revenge and two suspects no one expected.

After a young woman vanishes from her neighborhood, North Carolina detectives are snared in a tangled web of deceit as they uncover a vicious love triangle; it's a race against time to find a killer and the evidence they need to solve a dark mystery.

A loving husband and father goes missing, triggering a police investigation that uncovers an illicit romance fueled by deadly passion.

When a young mother in Newport, Maine, goes missing, the case goes cold until another mom suddenly vanishes, sparking an investigation that leads to a deadly game of cat and mouse and grisly discoveries in a rustic backyard.

A good Samaritan falls victim to a brutal crime, leading police on a manhunt for a pair of killers fueled by envy and rage.

After the cause of the death of Stacy Feldman in her Denver home is ruled as undetermined, friends and family join forces to piece together what happened; insiders close to the case speak out about the seven-year battle for justice.

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.

A woman who appeared to have taken her own life told her sister that, if anything were to happen to her, there was a note in the china cabinet.

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.

When an aspiring model turns up dead, police suspect her boyfriend. But must dig deeper for clues when he is cleared.

Tiny fibers and an asthma inhaler are the clues that lead officers to the killer of an off-duty policeman.

Crosby, Tenn., is shocked when a beloved father and pastor is found dead outside a ransacked house; police question if this was a robbery gone wrong until an unexpected witness comes forward to reveal the disturbing truth.

Investigators search the world of high rollers and offshore betting to solve the first triple homicide in Verona, Wisc.

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.

Police search every apartment building in town when the body of a young girl found on an isolated farm holds a set of keys but no ID.

A man denies killing a pedestrian in hit-and-run, claiming he sold the car in question; authorities track down the car to find critical evidence.

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.

Three years later, a second autopsy determines who's right when a medical examiner and detectives disagree on the cause of death.

Hit-and-run boating accident that kills a popular young man causes investigators to search for one boat out of thousands.

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 woman is found dead on her bedroom floor, the only clue is a bloodstained sheet; breakthrough forensics enable police to identify the killer.

A young man is killed in a mysterious car crash, but the evidence at the scene lead investigators to believe it is not an accident; forensic science reveals what really happens, and the truth devastates three families.

A young woman vanishes from small-town Oregon after heading to a Halloween party,leaving her family devastated and detectives hitting dead ends.Years later,new evidence from an unlikely source reveals the gruesome plan to silence a vulnerable victim.

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.

After a successful Korean-American business owner is killed during a home invasion, detectives believe his murder could be tied to a string of Philly crimes against businesses, until they uncover that the mastermind is someone much closer to home.

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.

When the mysterious death of a 23-year-old mother in New Mexico goes unsolved, her family searches for answers.

When Ohio mother Heather Bogle goes missing, a detective identifies multiple suspects, until he himself comes under scrutiny for his investigation.

Two young girls in Washington are snatched in broad daylight while riding their bikes; the case goes unsolved for decades, until a new detective with a local connection to the story tries to solve the mystery.

A planned romantic weekend turns into a nightmare for one young couple; a fight sends two women to segregation, and for one of the combatants, the isolation takes its toll.

Kathy Blair is found stabbed to death in her bedroom in Texas; the gruesome crime scene puzzles investigators until an unlikely clue that is captured in the darkness puts them on the trail of a depraved killer.

One alleged gang leader is charged with assault shortly after his arrest and now his arch-rival is has been booked into the jail as well; an admitted identity thief and meth addict clings to hope for a better life.

After the battered body of a young woman is found dumped at a landfill in Lubbock, Texas, detectives race to collect evidence hidden in acres of trash.

A gang leader has his authority challenged by another inmate but questions arise over whether the challenger is who he says he is; in the women's wing, one inmate's personality divides her housing unit; before long, verbal altercations turn violent.

Marilyn McIntyre's gruesome murder goes unsolved for decades until a phone call resurrects the investigation; possible evidence may exist with the victim, even being buried 30 years underground.

Inmates at Tennessee Prison For Women gain career skills by taking part in a cosmetology program.

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.

It all began when a best selling author found his wife at the base of the stairs; the story makes headlines and has been covered for more than a decade; Michael Peterson answers questions.

Realtor to the stars Linda Stein is found bludgeoned to death in her apartment, but her larger-than-life personality meant Linda made enemies as well as admirers; with evidence from the crime scene, only painstaking sleuthing can identify her killer.

Two young women come to New York with big city dreams, but a chance encounter triggers a sequence of events that shatters those dreams forever; detectives must piece together a series of puzzling clues to bring the killers to justice.

It's a mystery with a mind-boggling twist; the deputy warden's wife claimed she was kidnapped by an escaped convict and held captive for more than a decade; but was she really a hostage or a willing accomplice.

When a patrol officer discovers a dead body in the back of a taxi, detectives must rely on a trail of digital breadcrumbs and a mysterious passenger to track the killer.

A convict is offered a deal as tempting as it is dangerous; he must go undercover in a psychiatric hospital to get information from a suspected serial killer in order to win his freedom, but there's no guarantee he'll get out alive.

When a Philly radio personality is killed in her lavish Shore home, the years-long investigation reveals an undercover informant, an intricate murder-for-hire plot, and a vast trafficking conspiracy.

When the wealthy heir to a legendary hotel is murdered, the list of possible suspects is long; he had his share of enemies, and a complicated family; investigators soon learned someone close to the victim was also in danger.

After a successful Korean-American business owner is killed during a home invasion, detectives believe his murder could be tied to a string of Philly crimes against businesses, until they uncover that the mastermind is someone much closer to home.

It's a true Hollywood whodunit; a show business stuntman is shot four times and left to die; investigators uncover a love story gone wrong and a villain with a dark secret; the most stunning twist of all is what didn't happen.

When a construction worker unearths human remains in the backyard of an old farmhouse, it sets off a baffling 15-year missing person's case and leaves detectives searching for long-buried secrets and overdue justice.

She was a beaming bride; it was a haunting death; Sarah and Ryan were newlyweds when she drowned in the bathtub; did she die of natural causes or was it deliberate; it took three trials to find the truth.

After a young woman vanishes from her neighborhood, North Carolina detectives are snared in a tangled web of deceit as they uncover a vicious love triangle; it's a race against time to find a killer and the evidence they need to solve a dark mystery.

When a young mother in Newport, Maine, goes missing, the case goes cold until another mom suddenly vanishes, sparking an investigation that leads to a deadly game of cat and mouse and grisly discoveries in a rustic backyard.

After the cause of the death of Stacy Feldman in her Denver home is ruled as undetermined, friends and family join forces to piece together what happened; insiders close to the case speak out about the seven-year battle for justice.

After New Jersey mother Michelle Lodzinski reports that her 5-year-old son has vanished from a carnival, detectives embark on a decades-long investigation until a family member identifies a key piece of evidence pointing to a potential suspect.

A woman who appeared to have taken her own life told her sister that, if anything were to happen to her, there was a note in the china cabinet.

When an aspiring model turns up dead, police suspect her boyfriend. But must dig deeper for clues when he is cleared.

Tiny fibers and an asthma inhaler are the clues that lead officers to the killer of an off-duty policeman.

Investigators search the world of high rollers and offshore betting to solve the first triple homicide in Verona, Wisc.

When Dr. Teresa Sievers is found murdered in her kitchen, detectives struggle to find any leads until an unexpected tip changes everything; the woman who helped investigators speaks out.

Police search every apartment building in town when the body of a young girl found on an isolated farm holds a set of keys but no ID.

A man denies killing a pedestrian in hit-and-run, claiming he sold the car in question; authorities track down the car to find critical evidence.

Three years later, a second autopsy determines who's right when a medical examiner and detectives disagree on the cause of death.

Hit-and-run boating accident that kills a popular young man causes investigators to search for one boat out of thousands.

A woman is found dead on her bedroom floor, the only clue is a bloodstained sheet; breakthrough forensics enable police to identify the killer.

Exploring the stories through firsthand accounts told by people who are close to the crime; including investigators who dedicated their time to the cases and family members who are still trying to confront the tragedies that befell their loved ones.

A young man is killed in a mysterious car crash, but the evidence at the scene lead investigators to believe it is not an accident; forensic science reveals what really happens, and the truth devastates three families.

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.

When high school student Megan Nichols vanishes from her Illinois home, her mother finds a note saying that she ran away; a grisly discovery made three years later changes the course of the 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 small Ohio town is left in shock after a local coal miner is found fatally shot in his basement; as investigators dig into his personal life, a secret affair reveals a surprising suspect.

After a mother of two mysteriously vanishes, a young video gamer shares a tale with detectives that leads to the discovery of a diabolical plot.

After a mother of two mysteriously vanishes, a young video gamer shares a tale with detectives that leads to the discovery of a diabolical plot.

The father of an Alabama teenager calls the police after he returns home to find his son had thrown a party, leaving the place trashed; 11 minutes after the deputy leaves the house, another 911 call is placed reporting a shooting at the residence.

A planned romantic weekend turns into a nightmare for one young couple; a fight sends two women to segregation, and for one of the combatants, the isolation takes its toll.

When a pregnant St. Louis elementary school teacher is found shot to death in her apartment, an unusual gun silencer, missing money, and the victim's own meal plan help unlock a shocking and devious murder plan.

One alleged gang leader is charged with assault shortly after his arrest and now his arch-rival is has been booked into the jail as well; an admitted identity thief and meth addict clings to hope for a better life.

When a successful Palm Springs art dealer goes missing, the search leads detectives through a complex web of charismatic conmen, luxury shopping sprees, and one small piece of evidence that uncovers an elaborate murder plot.

A gang leader has his authority challenged by another inmate but questions arise over whether the challenger is who he says he is; in the women's wing, one inmate's personality divides her housing unit; before long, verbal altercations turn violent.

When a beloved mom is murdered in her suburban Connecticut basement, and her husband is found zip-tied to a chair, detectives pursue a camo-clad intruder and a twisted trail of digital evidence that uncovers a diabolical plan, months in the making.

Inmates at Tennessee Prison For Women gain career skills by taking part in a cosmetology program.

A young woman vanishes from small-town Oregon after heading to a Halloween party,leaving her family devastated and detectives hitting dead ends.Years later,new evidence from an unlikely source reveals the gruesome plan to silence a vulnerable victim.

It all began when a best selling author found his wife at the base of the stairs; the story makes headlines and has been covered for more than a decade; Michael Peterson answers questions.

A wife calls 911 to report her husband has been shot on a country road in Texas; what she tells investigators next makes this case memorable for Josh Mankiewicz.

Andrea Canning looks back on the case of a fitness tracker who helps detectives solve the mystery of a young woman's death in Wisconsin; Andrea confronts the killer in a tense interview.

It's a mystery with a mind-boggling twist; the deputy warden's wife claimed she was kidnapped by an escaped convict and held captive for more than a decade; but was she really a hostage or a willing accomplice.

A convict is offered a deal as tempting as it is dangerous; he must go undercover in a psychiatric hospital to get information from a suspected serial killer in order to win his freedom, but there's no guarantee he'll get out alive.

When a star athlete at an Ivy League university goes on trial for murder, sparks fly in the courtroom; the trial ends with a stunning decision that Dennis Murphy will never forget, but the surprises in the case are just beginning.

When the wealthy heir to a legendary hotel is murdered, the list of possible suspects is long; he had his share of enemies, and a complicated family; investigators soon learned someone close to the victim was also in danger.

A California woman's two former husbands are mysteriously murdered nearly 20 years apart; Keith Morrison reflects on the case that sent him halfway across the world on a hunt for answers.

It's a true Hollywood whodunit; a show business stuntman is shot four times and left to die; investigators uncover a love story gone wrong and a villain with a dark secret; the most stunning twist of all is what didn't happen.

She was a beaming bride; it was a haunting death; Sarah and Ryan were newlyweds when she drowned in the bathtub; did she die of natural causes or was it deliberate; it took three trials to find the truth.

A pink gun leads to an arrest when a complicated Texas love triangle ends in murder, but new evidence makes investigators rethink the case.

After Florida teacher Denise Hallowell is found murdered in her home, investigators examine her family's tumultuous past in their desperate search for a killer.

When Leslie Neulander dies after what seems like an accidental fall in the shower, her book club friends join forces to seek justice on her behalf; Andrea Canning reflects on some of the most determined women she's ever met.

After New Jersey mother Michelle Lodzinski reports that her 5-year-old son has vanished from a carnival, detectives embark on a decades-long investigation until a family member identifies a key piece of evidence pointing to a potential suspect.

An apparent home invasion in Minnesota leaves Heidi Firkus dead and her husband hospitalized; for Blayne Alexander, getting to know Heidi through loved ones was a privilege; for investigators, learning about Heidi helps solve the case.

When Dr. Teresa Sievers is found murdered in her kitchen, detectives struggle to find any leads until an unexpected tip changes everything; the woman who helped investigators speaks out.

After a mother is found murdered in her Virginia home, her son embarks on a 20-year quest for justice; for Josh Mankiewicz, this cold case was one of the strangest he's ever covered. He looks back at the reasons why.

Exploring the stories through firsthand accounts told by people who are close to the crime; including investigators who dedicated their time to the cases and family members who are still trying to confront the tragedies that befell their loved ones.

After a woman is murdered, a secret is exposed but a mystery still looms; Andrea Canning re-examines the story she first covered years ago; new developments lead to an unexpected conclusion and an interview you have to see to believe.

When high school student Megan Nichols vanishes from her Illinois home, her mother finds a note saying that she ran away; a grisly discovery made three years later changes the course of the investigation.

A small Ohio town is left in shock after a local coal miner is found fatally shot in his basement; as investigators dig into his personal life, a secret affair reveals a surprising suspect.

When a small-town Alabama resident is murdered, rumors involving a local pastor begin to swirl.

The investigation into the death of a pregnant woman just months after she wed her high school sweetheart reveals secret lives and feuds.

The investigation into the death of a pregnant woman just months after she wed her high school sweetheart reveals secret lives and feuds.

Investigators didn't know if Kathy Heckel was a missing person or murder victim; decades later the case is reopened by a new detective.

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.

When a pregnant St. Louis elementary school teacher is found shot to death in her apartment, an unusual gun silencer, missing money, and the victim's own meal plan help unlock a shocking and devious murder plan.

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.

When a successful Palm Springs art dealer goes missing, the search leads detectives through a complex web of charismatic conmen, luxury shopping sprees, and one small piece of evidence that uncovers an elaborate murder plot.

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.

When a beloved mom is murdered in her suburban Connecticut basement, and her husband is found zip-tied to a chair, detectives pursue a camo-clad intruder and a twisted trail of digital evidence that uncovers a diabolical plan, months in the making.

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

A young woman vanishes from small-town Oregon after heading to a Halloween party,leaving her family devastated and detectives hitting dead ends.Years later,new evidence from an unlikely source reveals the gruesome plan to silence a vulnerable victim.

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

A wife calls 911 to report her husband has been shot on a country road in Texas; what she tells investigators next makes this case memorable for Josh Mankiewicz.

A young teacher's assistant is raped and fatally shot in the middle of the night; her roommate, awakened by the noise, calls 911 and reports it as a suicide, beginning an intriguing mystery of motive, heartbreak and a tragic discovery.

Andrea Canning looks back on the case of a fitness tracker who helps detectives solve the mystery of a young woman's death in Wisconsin; Andrea confronts the killer in a tense interview.

The romance between two academy-bound high school sweethearts turns deadly when a youthful indiscretion leads to cold-blooded murder.

When a family falls victim to a devastating crime, the search for the killers lays bare a twisted romance and a motive no one can believe.

When a star athlete at an Ivy League university goes on trial for murder, sparks fly in the courtroom; the trial ends with a stunning decision that Dennis Murphy will never forget, but the surprises in the case are just beginning.

A loving couple is gunned down outside their home, setting in motion a cross-country investigation to track down an unlikely killer and a motive for revenge.

A California woman's two former husbands are mysteriously murdered nearly 20 years apart; Keith Morrison reflects on the case that sent him halfway across the world on a hunt for answers.

After a soldier is murdered on New Year's Eve, the quest for the truth reveals a deadly plot driven by temptation and obsession.

A beloved police officer's murder takes years for his brothers in blue to solve, ultimately revealing a conspiracy born out of lust and greed.

A pink gun leads to an arrest when a complicated Texas love triangle ends in murder, but new evidence makes investigators rethink the case.

A shocking double murder and kidnapping springs police into action to stop a pair of deadly lovers before they can kill again; a surviving victim recounts the harrowing ordeal.

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.

When Leslie Neulander dies after what seems like an accidental fall in the shower, her book club friends join forces to seek justice on her behalf; Andrea Canning reflects on some of the most determined women she's ever met.

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

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.

An apparent home invasion in Minnesota leaves Heidi Firkus dead and her husband hospitalized; for Blayne Alexander, getting to know Heidi through loved ones was a privilege; for investigators, learning about Heidi helps solve the case.

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.

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

After a mother is found murdered in her Virginia home, her son embarks on a 20-year quest for justice; for Josh Mankiewicz, this cold case was one of the strangest he's ever covered. He looks back at the reasons why.

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.

After a woman is murdered, a secret is exposed but a mystery still looms; Andrea Canning re-examines the story she first covered years ago; new developments lead to an unexpected conclusion and an interview you have to see to believe.

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.

In 2001, intern Chandra Levy disappears from Washington, D.C., then rumors surface of an affair between the beautiful intern and a married congressman; one year later, Levy's body is found in Rock Creek Park, and her murder goes unsolved to this day.

When a small-town Alabama resident is murdered, rumors involving a local pastor begin to swirl.

A love triangle leads to years of stalking, property destruction, threats and murder.

A love triangle leads to years of stalking, property destruction, threats and murder.

The murder of a young schoolteacher in Pennsylvania goes unsolved for years, but investigators discover a new tool that may finally help unlock the murderer's identity.

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.

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.

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

A young teacher's assistant is raped and fatally shot in the middle of the night; her roommate, awakened by the noise, calls 911 and reports it as a suicide, beginning an intriguing mystery of motive, heartbreak and a tragic discovery.

The romance between two academy-bound high school sweethearts turns deadly when a youthful indiscretion leads to cold-blooded murder.

When a family falls victim to a devastating crime, the search for the killers lays bare a twisted romance and a motive no one can believe.

A loving couple is gunned down outside their home, setting in motion a cross-country investigation to track down an unlikely killer and a motive for revenge.

After a soldier is murdered on New Year's Eve, the quest for the truth reveals a deadly plot driven by temptation and obsession.

A beloved police officer's murder takes years for his brothers in blue to solve, ultimately revealing a conspiracy born out of lust and greed.

A shocking double murder and kidnapping springs police into action to stop a pair of deadly lovers before they can kill again; a surviving victim recounts the harrowing ordeal.

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 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.

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.

In 2001, intern Chandra Levy disappears from Washington, D.C., then rumors surface of an affair between the beautiful intern and a married congressman; one year later, Levy's body is found in Rock Creek Park, and her murder goes unsolved to this day.

When Wendy Ratte, a free-spirited mother of two, goes missing, police go under cover to crack the case.

When Wendy Ratte, a free-spirited mother of two, goes missing, police go under cover to crack the case.

When a San Diego woman who is near death arrives at an emergency room, the FBI and local law enforcement are called in to try to solve a medical mystery and a horrific crime.