With very little else to go on, investigators find that a show impression puts them on the right track to finding a killer in Lansing, Mich.

The owner of a restaurant is killed; investigators uncover tales of debt and deceit, but the case remains open, until one detective gets inspired by an earlier episode of "Forensic Files," and looks for clues in an empty holster.

A serial arsonist was on the loose in Washington, DC. Each of the fires was started with the same type of incendiary device. The perpetrator was very careful, and seemed to leave no evidence behind... but there were clues in the ashes and it was up to forensic scientists to find them.

A man becomes the prime suspect in his wife's death after forensic science raises questions about her apparent suicide.

NYPD detectives race to unravel the strange murder of one of their own before a devious killer slips out of the country.

A mass shooting in Chelsea leaves one dead and three injured; the detective discovers this is the latest in a series of murders spanning multiple precincts; investigators find themselves plunged into the underground world of New York's bouncers.

When a woman is found dead in her SUV, the investigation into her murder reveals a tangled web of sex and lies; interviews about the prominent family's dark secrets.

When a woman is found dead in her SUV, the investigation into her murder reveals a tangled web of sex and lies; interviews about the prominent family's dark secrets.

After a woman reports a prowler, police find her Olympic bronze medalist husband dead in their backyard.

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.

Social climbers get remarried and blend their families; then, a mysterious disappearance leads investigators into a top-secret world of espionage, and a killer escapes justice for nearly a decade.

Prosecutor Kelly Siegler and her co-counsel unravel the mysterious hit-style murder of young suburban mom Farah Fratta; to prove the suspect masterminded her murder, Kelly demonstrates how the killer used his church and children as an alibi.

When an elderly woman survives an attempted murder, investigators connect the dots on the deaths of other local senior citizens where families reported missing jewelry, leading to the hunt for a serial killer in Texas.

The deadly shooting of a mother of six was initially considered a suicide, but the investigation opens a heart-breaking trail of secrets hidden for 25 years.

The 1997 murder of Keith Jones, an aspiring police officer mugged and shot in his motel room, includes four suspects and a female witness that may have set him up.

The save the date cards had gone out; Angie Ver Huel went to sleep next to her fiancé, Justin Michael, with big dreams but woke up to a nightmare; someone was running from their bedroom and Justin was dead.

Wealthy residents feel safe in their gated community but it is not safe for one millionaire, murdered in his waterfront home; police investigate but the case grows cold; turns out the key to solving it, or two keys, are right at the front door.

When a woman's body is discovered at a trash facility, a detective makes a promise to her mother to get justice; she doesn't know she will come face to face with a serial killer.

Heidy and Conrad Truman are an enviable couple with a bright future until Heidy is found shot; in the aftermath, fingers are pointed but could be aimed at an innocent person.

Debra Newell thought she found Mr. Right but her daughters sensed something wrong about John Meehan; they started digging into his past and their search for answers exposed a dangerous con man.

Brandy Daniels believes someone is stalking her, then the single mother is found slumped over in her car, shot dead; investigators spend years navigating the twists and turns searching for her killer.

Ashlea Harris has no shortage of admirers, so when she is found dead after a suspicious fire consumes her apartment, police are baffled; the fire is no accident but the clues to who killed Ashlea may be up in smoke.

A murder occurs in an affluent neighborhood with tree-lined streets; investigators find a riddle, a deception and a piece of pure evil.

A beautiful, popular graduate student is shot dead outside her apartment in Durham, North Carolina.

The truth behind the brutal deaths of a prominent and wealthy couple in Libertyville, Ill., remains dormant until 15 years later when a new police task force exposes a murderer who let money remove the sense of consequence.

The grisly double murder of two Lockheed employees stuns their families and leaves investigators baffled; as the case languishes for years, investigators are unable to make an arrest until the prime suspect kills again.

The family members of murdered California entrepreneur Chris Smith speak out; interviews with investigators, Smith's former colleague, and prosecutor Matt Murphy.

The family members of murdered California entrepreneur Chris Smith speak out; interviews with investigators, Smith's former colleague, and prosecutor Matt Murphy.

When remains are found amid the rubble after a house fire, authorities soon discover the incident was no accident.

Investigators suspect foul play when they discover a body lying along a lonely stretch of New Mexico highway, but the bizarre trail of evidence only deepens the dark enigma surrounding a seemingly well-respected family man.

An elderly woman is found dead in her home outside of Boston after an apparent accidental fall down her stairs, but with the help of a confidential informant, police obtain shocking audio that reveals the truth behind her death.

When beloved ER nurse and mother Becky Bliefnick is found shot to death in her bathroom in Quincy, Ill., residents fear a killer has come to town; detectives discover this seemingly perfect Midwestern community has monsters of its own.

Popular high school senior Chris Daigle mysteriously disappears from Missouri City, Texas; for nearly a decade, his mother will stop at nothing to get answers while keeping friends close but enemies closer.

Wilton Manors, Fla., investigators search for motives after a beloved father is found strangled and battered in his driveway, until an unsuspected confession reveals a complex web of deceit.

Authorities are left stunned when stories of mysticism and conspiracy come to the front while they investigate the disturbing murders of an elderly Vietnamese couple in Texas.

Robbery seems to be a plausible motive when a North Carolina man is found shot to death in a roadside ditch, but the case remains cold for years until a mysterious letter reveals a more sinister motive than anyone could have imagined.

After the deceased body of a St. Petersburg, Fla., woman is found in an abandoned trailer, investigators search for answers and uncover the dark truth of what happens when someone is pushed too far.

After leads dry up in a missing person case, detectives in Ennis,Texas, discover a severed body part at a nearby lake; after confirming the DNA match, they begin to uncover the rippling relationship that led to the death of a beloved father.

Investigating whether an explosion in a rice field in Colusa County, California that killed farm manager Roberto Ayala is an accident or murder.

After finding his wife and two children dead in his garage, a former Indiana state trooper spends 13 years trying to clear his name.

Todd Winkler claims self-defense after being arrested for killing his wife, Rachel; investigators travel to Georgia to find out how Todd's first wife died on a camping trip 10 years earlier.

When the dashing Gavin Smith vanishes, LA detectives are unsure if they are investigating a crime or a suicide; his wife claims he had gotten lost in drugs and flings; police wonder if the key to finding Gavin is hidden in one of those affairs.

Newlywed Dalia Dippolito returns home from the gym to the awful news that her husband had been killed; in a case where almost nothing is as it seems, investigators want to know if Dalia is diabolical or an unwitting pawn in a hoax gone wrong.

Detectives often hit dead ends, but one young detective sees dead ends as starting points; she's beaten the odds in her own life, and, now, she's determined to beat them on the job using her head and her heart.

Chilling confessions from a vicious slasher detail only some of his 100+ victims; when he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

More than two decades after a woman is murdered in what appears to be a burglary gone wrong, a detective finds information that unlocks the mystery of what actually happened.

More than two decades after a woman is murdered in what appears to be a burglary gone wrong, a detective finds information that unlocks the mystery of what actually happened.

After a sudden marriage creates tension between two families, a murder exposes secrets, lies and a long-buried mystery.

In the early morning hours after Valentine's Day, a man is found dead after an apparent drug overdose; but a jail informant gives investigators a tip that abruptly changes the case, and a deadly pattern of deaths in the family is revealed.

An apparent victim of an accidental drowning washes ashore on idyllic Cocoa Beach, Fla., but as investigators pull back the layers of the victim's personal life, a far murkier truth is revealed.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

Chilling confessions from a vicious slasher detail only some of his 100+ victims; when he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

Natalee Holloway disappears from Aruba in May 2005, and her father Dave never stops looking for her; he receives a new lead that could be the key to solving the 12-year-old mystery, but he has suspicions about the source.

Dave Holloway and a team of investigators pursue a lead that may shed light on his daughter's disappearance, with the goal of obtaining a taped confession and concrete evidence.

The sting operation in New Orleans continues as the investigation team begins running out of time to obtain the necessary information from the co-conspirator.

TJ and his team head to Aruba to begin phase two of their investigation - attempting to obtain DNA evidence from Natalee's alleged burial site; Dave must convince his informant to go the extra mile.

TJ races to the location where the co-conspirator claims he dug up Natalee's remains in 2010; working with the Aruban authorities, they search for DNA that could lead to convicting those involved in Natalee's disappearance.

After two years following a lead, the investigators finally have evidence in hand that could answer the 12-year-old mystery of what happened to Natalee Holloway.

Authorities are puzzled when a beloved Georgia grandmother is shot execution style, but as the investigation unfolds, a once close-knit family turns against itself.

The body of a teen is found at a local party spot and theories surrounding her death spread, but the case goes cold for 30 years, until the investigation heats back up.

When a beloved woman in North Carolina is found stabbed to death in her own home, investigators uncover an unnerving history of harassment carried out by a killer blinded by jealousy.

Investigators work to uncover the truth behind a local church scandal in order to pin down a most unlikely suspect after a young Texas teacher is found axed to death on Friday the 13th.

When a young paralegal is discovered bound and stabbed to death in his Lakewood Heights home, Atlanta detectives race to find his killer.

When world champion boxer Vernon Forrest is gunned down in cold blood, all hands are on deck to bring justice for the fallen Atlanta icon; APD detectives must figure out if this shooting was random or a result of the victim's celebrity status.

After a 23-year-old suburban Atlanta mother is shot and left for dead in front of her infant daughter, investigators unravel a complicated scheme involving someone close to the victim, shocking the Powder Springs community.

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.

Roger Brooks, popular maitre d' at one of the oldest restaurants in New York, is found slain in his apartment on the city's famous Restaurant Row; detectives discover a hidden side to the victim, and the chilling possibility of other victims.

The mysterious disappearance of an elderly New York socialite leads to the investigation of Sante Kimes and her son, Kenny.

An investigation into the murder of a New York businessman zeroes in on a family member whose plush lifestyle launches a tabloid frenzy; a closer look reveals the suspect's inner demons calling the greedy motive into question.

Police investigate when the seemingly storybook romance between a football player and the homecoming queen ends in a death.

Police investigate when the seemingly storybook romance between a football player and the homecoming queen ends in a death.

Before time runs out, detectives race to find a Little Rock, Ark., realtor who went missing after showing a house.

A community is left in shock when a Cornell student and star athlete gets caught in the middle of a homicide investigation.

The security cameras at the home of a wife and mother of three's home may hold the key to solving the mystery of her disappearance.

A former ladies' man has a change of heart when he falls for a pious day care worker, but when his body is found floating in a creek, detectives discover there's more to their relationship than meets the eye.

An investigation into the disappearance of a devoted father leads Arkansas police to a shocking crime scene, the search for answers reveals gang threats, and a killer that's willing to go to great lengths to escape justice.

When a Holocaust survivor and the king of the disco scene is found bound and murdered on the Upper East Side, detectives embark on a multi-borough investigation, uncovering a salacious private life with a woman who may hold clues to his demise.

When a killer tries to use the chaos of one of New York's worst weather catastrophes to get away with murder, detectives in Far Rockaway, Queens fight through Mother Nature's wrath, uncovering a plot of lust, jealousy and, ultimately, betrayal.

When a Bronx businessman is gunned down at a drive-through, detectives look back into the series of vicious attackson the familythat led up to the murder. A trail of text messages leads to ashockingperpetrator nobody ever could have imagined.

When a prince and princess are found murdered in their Park Avenue apartment, detectives discover both their lives and deaths are shrouded in mystery and deception; a surprise confession leads to more carnage than police ever could've imagined.

When a beloved suburban Atlanta police officer is found shot execution-style in her bed, investigators must probe both her personal life and her role in the community to uncover the identity of her killer.

When a young mother of two disappears just a few weeks before Halloween, detectives scour an upscale Atlanta neighborhood for clues, only to uncover a gruesome crime scene that haunts the community to this day.

Atlanta's tight-knit Chinatown community is devastated when a beloved mother is discovered brutally murdered in an industrial parking lot; with few leads, the team discovers a cryptic note that leads them to a surprising killer.

An Atlanta civil rights icon is shot dead in his front yard and police must determine if his high-profile stature may have made him a target; as detectives race to find the killer, the pressure is on to bring justice to this fallen hero.

An African immigrant is found tortured and murdered in his West End home; Atlanta detectives uncover a string of violent crimes tied to a terrifying criminal syndicate that the team must take down to restore peace to the Big Peach.

When an Atlanta-area horse trainer abruptly vanishes from his ranch, police search for the missing father-to-be; discovering a salacious secret where untamed passions may have led to the victim's untimely demise.

When a beloved matriarch and businesswoman is found shot to death in her palatial home, investigators uncover a trail of deception and betrayal that leads to a killer whose identity stuns the community and the victim's family alike.

When a world-class chef from a renowned Manhattan restaurant goes missing, an intense NYPD manhunt leads detectives into a twisted underworld awash in drugs, sex and diabolical fiends with a trail of bodies longer than Broadway.

The American dream of a hard-working immigrant is cut short when he is violently murdered with a hatchet in the streets of a Las Vegas suburb; investigators sift through lies and follow a bloody trail to uncover the shocking truth.

When a beloved matriarch and businesswoman is found shot to death in her palatial home, investigators uncover a trail of deception and betrayal that leads to a killer whose identity stuns the community and the victim's family alike.

Atlanta's thriving hip-hop scene is stunned when up-and-coming rapper Lil' Phat is executed in broad daylight; the case takes detectives into a world of mobsters and kingpins where the victim's lyrics may have foretold his demise.

When a world-class chef from a renowned Manhattan restaurant goes missing, an intense NYPD manhunt leads detectives into a twisted underworld awash in drugs, sex and diabolical fiends with a trail of bodies longer than Broadway.

Talented performer Jennifer Stahl and four friends are discovered shot execution-style above New York's iconic Carnegie Deli in the theater district; when the news breaks, the entire city fears there's a cold-blooded killer on the loose.

Insiders close to an Idaho woman accused of murdering her husband speak out for the first time on television; new details emerge, including never-before-seen bodycam and jailhouse footage.

Insiders close to an Idaho woman accused of murdering her husband speak out for the first time on television; new details emerge, including never-before-seen bodycam and jailhouse footage.

A husband comes under suspicion after the disappearance of his wife.

Police investigate whether the murder of a South Florida attorney is connected to a web of fraud, betrayal and more than $1 billion in missing money.

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.

Chilling confessions from a vicious slasher detail only some of his 100+ victims; when he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

The deadly beating of a young man in West Liberty, Iowa, sits unsolved for 25 years, until cold case detectives are approached by an unexpected witness.

Sleepy Seadrift, Texas, is unnerved by the death of a local landscaper after evidence at the scene of an apparent hit-and-run points to a deceptive killer with a dangerous past.

Small town McNeil, Ark., is grief-stricken after a retired sheriff is suddenly shot to death; when the case appears to be closed, a killer strikes again, and another local hero is struck down.

A family man is gunned down on the side of the road in a small town in Texas, and detectives unearth a perpetrator who's hiding more than one shocking skeleton in the closet.

After a hardworking mother is trapped and killed in a California house fire, investigators sift through multiple theories to figure out who could have ignited the deadly blaze.

As Pennsylvania police investigate the gruesome murder of a grandmother in her own home, detectives sort through a web of lies and nefarious activities before ultimately going toe to toe with a cold-blooded killer.

When an airman from Lee, Maine vanishes only four months into his marriage to a country girl from West Texas, it triggers a multi-agency investigation that exposes a darker side to southern hospitality.

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.

A son is reported missing after he fails to return home from a date; various Mississippi agencies unite to navigate his last moments and a false lead that will expose a cold-blooded scheme.

Five corpses are found on the Florida hog trails; the investigation stalls until two men narrowly escape the perp's clutches; years later, eight more bodies are found in nearby woods, leaving police to wonder if it's the same evil killer.

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.

When a small-town preacher is hospitalized with a mysterious illness, North Carolina police uncover a string of suspicious deaths centered around a Burlington woman who has a hidden dark side.

Five corpses are found on the Florida hog trails; the investigation stalls until two men narrowly escape the perp's clutches; years later, eight more bodies are found in nearby woods, leaving police to wonder if it's the same evil killer.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

Chilling confessions from a vicious slasher detail only some of his 100+ victims; when he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

When a beloved matriarch and businesswoman is found shot to death in her palatial home, investigators uncover a trail of deception and betrayal that leads to a killer whose identity stuns the community and the victim's family alike.

When a tech mogul is found bludgeoned to death in his lavish Roswell bedroom, detectives quickly compile a long list of potential suspects; police ultimately zero in on one scorned lover who wouldn't take no for an answer.

The question of a surgeon's whereabouts remains unanswered for five years after he disappears while on vacation in the Greek Islands with his wife, leaving behind financial ruin and mounting malpractice suits.

The question of a surgeon's whereabouts remains unanswered for five years after he disappears while on vacation in the Greek Islands with his wife, leaving behind financial ruin and mounting malpractice suits.

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.

A hard-working young woman is discovered stabbed at the side of a road, leading police on a tireless investigation for 10 years to unveil a killer who is hiding in plain sight.

After a 35-year-old analyst for the NSA is fatally stabbed, police look at a number of suspects; detectives close in on the killer, but the investigation takes a shocking turn.

After a college freshman goes missing without a trace, concerned friends and family talk to police about his last whereabouts; those conversations, however, raise more questions than answers when they point to a potentially deadly love triangle.

A wife returns home to find her husband shot dead, and detectives search for the truth for two years.

Tragedy strikes a rural Nebraska town when a beloved high school volleyball coach dies in a fiery car accident; but as investigators reconstruct her tragic death, the resulting clues steer the investigation to reveal a horrifying series of events.

A Texas woman's apparent suicide devastates the family that she leaves behind, but after one investigator dedicates decades to solving the mystery of what drove her to make such a tragic decision, a far more sinister truth is discovered.

A deadly fire burns a home and leaves one man dead; investigators assume the fire was an inside job.

A possible love triangle has deadly consequences for a prominent California lawyer.

When a determined son urges police to investigate the disappearance of his father, he meets a storm of family tragedy and betrayal.

The investigation into the murder of a fellow officer plunges detectives into a cavern of secrets and lies.

The death of a Texas racecar champion leads detectives down a winding road of suspects and reveals deep, dark family secrets hidden for decades.

When a popular construction man in a tight-knit Texas town is found gunned down in his own home, it takes police a decade and a half to track down the killer.

When a Brooklyn native is found shot to death in the backseat of his car in a rough Atlanta neighborhood, police have to figure out if trouble followed him south or if the killer is in his inner circle.

A mysterious shooting of a religious family man leaves a community questioning if it was a drug-related slaying or a bloody family affair.

A quiet Wisconsin town is rocked by its first homicide in six years when an eccentric father of four is found dead in his basement.

An Army vet survives two tours in Iraq, only to be gunned down in his own home.

A parking lot shooting in the dead of night leaves detectives with a long list of suspects, but the killer hides in plain sight.

A troubled woman turns her life around when she moves back home to the family farm; when her elderly mother disappears, police uncover a twisted web of deceit, betrayal and forbidden romance.

When a charismatic father and adored member of the local youth sports community is bludgeoned to death, police must discern fact from fiction to pinpoint his murderer.

After a shootout in a quiet suburb leaves a strip club owner dead, police discover his murder may be part of an elaborate crime ring targeting Atlanta's high-end clubs; the truth behind who runs the syndicate shakes the city to its core.

The abduction and murder of a pregnant woman and her fiancé from their Decatur home sends shockwaves throughout Atlanta; ransom calls and voicemails turn into digital breadcrumbs for investigators to track the killers down.

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

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 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 98-year-old widow is found dead in her entryway closet, a chilling discovery leads investigators to a killer in the community who harbors a dark secret.

A beloved resident of a tight-knit Nebraska town is murdered, leading detectives to look at a wide range of suspects before the trail leads to a killer who lives among them.

When a friendly bet exposes a terrifying scene under a California home, investigators unravel a 14-year-old missing person's case; Eventually, when deeply buried secrets come to light, and a dark family truth is revealed, justice is finally served.

When a concerned neighbor stumbles onto a horrifying scene in a Spokane, Wash., home, a family is devastated and buried secrets come to light; investigators unravel a bizarre web of truths and lies to find enough evidence to catch a killer.

An indie film star is found dead in Greenwich Village, the victim of an apparent suicide; as detectives discover one eerie clue after another, they realize things aren't what they seem.

When police discover two murdered lovers in East Harlem, a stolen phone leads them on a journey into the heart of New York's criminal underground and beyond.

When a prominent Russian businessman goes missing from a ritzy neighborhood in Staten Island, investigators believe the Russian mob is to blame; the case takes a series of hairpin turns to reveal the most unlikely of suspects.

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 discovery of an unidentified woman's decomposed body in a roadside ditch leads to a mystery that unravels a deadly love triangle.

She said her husband ran away with his much younger mistress, but after years of suspicion, police find him much closer to home.

When a camper goes missing, the search uncovers problems in his marriage and a deadly plot.

A beautiful college student and a successful attorney looked the perfect couple, but a shooting reveals the shocking secrets in their relationship; after reviewing the interrogation tapes a jury must decide whether to believe claims of self-defense.

A deadly home invasion leads to questions about a popular bartender, illegal drugs and the murder of her husband.

A shooting has investigators asking if it was the work of a rebellious son, an abused wife or someone far more sinister.

Investigators on both sides of the Atlantic seek links between three homicides that look like professional executions.

Who put a bomb in the home of a 29-year-old woman and killed her?

A killer tried to destroy everything which could link them to the crime; but in doing so, they inadvertently created new forensic evidence, evidence which came to light using a technique never before used in a criminal investigation.

After a tycoon's wife is found dead in her SUV submerged in a half-frozen creek, police begin to suspect it wasn't an accident.

A Russian immigrant is found dead and a strange phone call to his office is the only lead investigators have.

Physical evidence intially condemns a prime suspect to a double homicide, but DNA from a discarded spoon points to another.

A child's death from flu-like symptoms triggers an investigation that ranges from the United States to Egypt and uncovers murder.

A couple is found dead in a car with broken windows but no shattered glass.

Key suspect has a solid alibi in the murder of a war veteran; but police get a lead by finding a new suspect with a sweet tooth.

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.

Five corpses are found on the Florida hog trails; the investigation stalls until two men narrowly escape the perp's clutches; years later, eight more bodies are found in nearby woods, leaving police to wonder if it's the same evil killer.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

When Susan Woods doesn't show up for work, she is soon discovered dead in her bathtub; as police search for answers, they find a trail of victims.

When Susan Woods doesn't show up for work, she is soon discovered dead in her bathtub; as police search for answers, they find a trail of victims.

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.

Private investigator and former police officer Taylor Wright vanishes, but detectives think there is more to the story after her girlfriend receives strange text messages from Taylor's phone.

Police bodycams capture officers rushing to Amy Allan's house after her husband called 911 to claim she'd taken her own life; investigators delve into forensic evidence and mobile data to solve the crime.

Kelsie Schelling disappears one night after leaving work, leading family and investigators on a four-year hunt to find the pregnant 21-year-old; cell phone records reveal what happened to Kelsie.

A nurse is gunned down in her home and detectives believe they have a suspect; as they delve deeper into the investigation, new information leads them down a completely different path.

A mother searches for answers in the unsolved murder of her 14-year-old daughter until new DNA technology changes everything.

When a U.S. Air Force Airman is shot multiple times inside his garage, a trail of clues leads Las Vegas detectives to a secret love affair and a murderous plan.

A month after Mollie Tibbetts' disappearance in Iowa, investigators discover surveillance video that captured a blurred image of Mollie jogging while being followed by a mysterious black car.

Tahereh Ghassemi disappears from the Louisiana home she shares with her adult son; detectives discover that she'd recently come into a great deal of money; the investigation reveals a plot with international implications.

A series of mysterious events haunt 16-year-old Cassie Jo Stoddart while house sitting, and days later, she's found stabbed to death; police retrace her last day and uncover a stockpile of evidence pointing to her killers.

When young mother and paramedic Annamarie Cochrane Rintala is found dead at the bottom of her basement stairs, it takes four trials and 13 years before justice is served.

Law enforcement officers investigate a string of shootings targeting women in the border city of Laredo, Texas.

Firefighters make a grisly discovery while responding to a house fire; an elaborate undercover sting that reveals a devious murder-for-hire plot.

After trumpet player Scott Sessions fails to show up for a scheduled gig, his family learns his body was abandoned in the remote Colorado Rockies; as the investigation narrows in on two suspects, a second murder catches police by surprise.

For more than 30 years, "Dateline" has brought viewers investigations into some of biggest mysteries in America. This entry in the franchise takes a second look at some of the most mysterious cases of recent history. Hosted by Emmy-winning journalist Craig Melvin, the show explores 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.

Detectives in Washington, D.C., discover a puzzling connection between two women who disappeared two decades apart; an investigation reveals a sinister secret hidden along one of the busiest stretches of interstate in the country.

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.

After exiting an upscale Manhattan night club, 26-year-old Joey informs his crew he's going to an after-party with a handful of people he just met, never to be heard from again; his family and friends help the NYPD to solve this famous case.

With 2,000 audience members watching a ballet at the world famous Metropolitan Opera House, orchestra violinist Helen takes a break and leaves her $20,000 violin on her chair, never to return.

When a Pennsylvania man who was convinced his messy divorce put a target on his back is found stabbed to death, his friends and family realize he was right all along in predicting his own gruesome murder.

When a Pennsylvania man who was convinced his messy divorce put a target on his back is found stabbed to death, his friends and family realize he was right all along in predicting his own gruesome murder.

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

Josh Mankiewicz re-examines the kidnapping and murder of 17-year-old Carla Walker following a Valentine's Day dance in Fort Worth, Texas; Cutting-edge DNA technology and diligent police work lead detectives to her killer.

Keith Morrison reflects on a case; an Idaho man is sentenced to life after falsely confessing to his friend's murder, but after the true culprit is caught, a chilling twist unfolds.

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.

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.

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 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.

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.

A series of reports chosen by "Dateline" correspondents that answers the question they most often get asked - what their most memorable story is and why.

A chance encounter on the Pacific Coast Highway with a woman he first spoke to in a jail cell leads Keith Morrison to re-examine the mysterious death of Las Vegas casino magnate Ted Binion.

When Dr. Joe Sonnier is murdered, the investigation reveals simmering jealousies and a love triangle; Andrea Canning recalls a doctor who dedicated his life to helping others.

An attractive woman witnesses her ex-boyfriend's shooting, but can't remember what happened, raising questions about suicide, stalking and split personalities.

When a daughter discovers her parents' dead bodies within weeks of two other family members' murders, investigators wonder if the family is being targeted or if it could be an inside job.

When Kathleen Schroll makes a phone call that names her killer right before her death, it leads to the arrest of a father for murder, but after two trials and 12 years, authorities begin to wonder if he was the victim.

When Kathleen Schroll makes a phone call that names her killer right before her death, it leads to the arrest of a father for murder, but after two trials and 12 years, authorities begin to wonder if he was the victim.

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 Chapel Hill, N.C., when troubled teen Josh Bailey goes missing, it leads detectives to a horrific gang-related homicide; experts zero in on how a psychotic, charismatic leader can manipulate others to the point of murder.

In suburban Ohio, an entire family goes missing, their house filled with ominous blood stains; the mystery deepens when it's learned the daughter was kidnapped and kept on a bed of leaves.

Former FBI Special Agent John Douglas and psychiatrist Louis Schlesinger take a deep dive into serial killer Edmund Kemper's troubled history, intellect and evolution; the groundbreaking FBI work that led to breakthroughs in catching serial killers.

Diving inside the mind of New York's most prolific serial killer, Joel Rifkin; through never-before-heard interviews from Attica Correctional Facility, Joel Rifkin reveals exclusive insights into the mind of a monster.

After a decadeslong crime spree terrorizes California, a DNA breakthrough leads detectives to a suspect in one of the most famous cases in history; Stephanie Gosk and detective Paul Holes trace the life of suspect Joe DeAngelo.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

Five corpses are found on the Florida hog trails; the investigation stalls until two men narrowly escape the perp's clutches; years later, eight more bodies are found in nearby woods, leaving police to wonder if it's the same evil killer.

The discovery of a dismembered man rocks a close-knit town as shocking accusations spread about the alleged culprit and his doting mother.

A shocking murder raises questions about a young woman, her relationship with her boss and the possibility of multiple personalities.

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

A business man's mysterious death sends police on a years-long investigation that leads to suspicions of those nearest and dearest to him.