When a millionaire playboy is found burned to death inside his Buckhead mansion, investigators must navigate a love triangle to find the killer.

A pair of female serial killers turn a nursing home into a hotbed of sex, scandal and murder.

A murder-for-hire goes dreadfully awry.

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

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

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

A man dies in a shooting incident after tempers flare in a confrontation in Montana's Glacier National Park.

Yingying Zhang, a student at the University of Illinois, misses a campus bus by seconds and then vanishes; as police trace the final moments before she disappeared, they discover a dark secret on campus that takes the case in a shocking direction.

The search for a missing student yields no returns until a shocking discovery; in her last year at the district attorney's office, Kelly mediates between Tynesha's family, a civil rights activist and law enforcement to help keep the case on track.

A re-telling of the O.J. Simpson murder trial from the perspective of the jurors.

A re-telling of the Michael Jackson 2005 criminal trial from the jurors' point of view, in which American recording artist Michael Jackson was tried based upon accusations of Gavin Arvizo, a 13-year-old boy Jackson had befriended.

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

The original jurors who found Hollywood legend Robert Blake not guilty of murder after the shooting of his wife Bonnie Lee Bakley discuss their controversial verdict over a decade later.

Mother found dead; another woman targeted; two mysterious crimes tied together with a shocking common ground; excessive pride proves to be the downfall of one sinful perpetrator trying to preserve their reputation.

After the brutal attack of a single mother in her own home, authorities work for two decades to uncover an unlikely criminal who uses the power of lust as a deadly weapon.

Truck driver is found shot to death in the cab of his semi; detectives in California follow a trail of deceit to uncover a killer who will stop at nothing to walk free.

When the body of a well-known mechanic is found floating in a Tennessee river, police unearth evidence that leads them to a ruthless killer fuelled by addiction and greed.

The cold-case shooting of a Norwood, N.C., man leaves his family shattered and without answers; after two decades pass, the investigation resumes only to uncover mysterious deaths spanning a half century.

When an apparent slam dunk murder investigation becomes muddied by intricate stories, police discover their star witness is much closer to the murderer than they were initially led to believe.

When a Kansas mother is discovered brutally murdered in her own home, investigators fear that her missing teenage daughter has met a similar fate; They scour the area for clues until rumors guide them to an unlikely mastermind.

The disappearance of a devoted father reveals a treasure trove of family secrets and exposes a twisted plot driven by greed.

After a single mother is found murdered in her Kentucky home, detectives must follow a twisted trail littered with lies to identify the mastermind behind this vicious killing.

When a concerned co-worker discovers a man executed in his home in a well to do neighbourhood police are sent down a winding road of greed, drugs, and heartbreak to uncover a spiteful murderer.

To solve the sudden and violent murder of a retired landscape architect, investigators weed through information about a disgruntled neighbor and an illicit affair only to find that seeds of resentment are often planted close to home.

After a woman reports that she and her husband were attacked by a pair of assailants, authorities in Oregon launch an investigation into the crime and unravel a complex scheme.

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.

A retired Delta employee appears dead, stabbed dozens of times in her picturesque suburban home, stunning the Atlanta area; as detectives search for clues, they discover a note the victim left just before she died that leads them to her killer.

A murder case considered closed by North Dakota detectives is suddenly reopened when a confidential informant comes forward with a tip about an unlikely suspect.

A popular high school student is found murdered in her bed; two students help police solve the case.

A mother of two who vanishes during a storm turns out to be a victim of something sinister.

Ashley Young has an active online presence and loves posting on social media; when she suddenly stops communicating with loved ones, her mother launches a search to find out why; a gruesome discovery leads to a tragic answer.

Amy Robinson, a teenager with Turner's syndrome, takes her first steps toward independence by getting a job at her local grocery store; her new endeavor ends in tragedy when she befriends a co-worker with a secret past.

Kelly and Steve Spingola investigate the strange case of a man who appeared to have died from natural causes; when his cremation revealed a bullet in his body, his death became a murder investigation.

Kelly and Tonya help police keep their promise to a grieving mother to solve her daughter's murder; an examination of the victim's cell phone data brings a horrifying tale of obsession and brutality to light.

The cases of three young, Indigenous women whose deaths on and around the Northern Cheyenne and Crow Reservations remain a mystery.

A rescue mission of an abducted woman turns macabre when two dead women are found in the house; during the interrogation, the killer reveals the location of more bodies; his half sister discusses a dysfunctional childhood that shapes a serial killer.

A Canadian nurse walks into a rehabilitation center and confesses to murdering several of her patients; her childhood best friend reveals their lifelong common bond and the terrifying confession she made to him.

Spree killer Joanne Dennehy's daughter Shianne shares how she has struggled to come to terms with the realities of being the child of Britain's most dangerous woman.

Peter Tobin raped and murdered Angelika Kluk in 2006, and with the help of his ex-wife, Cathy Wilson, a groundbreaking investigation unearthed more victims and revealed him to be a serial killer.

Pam Wright discovers in 2006 that the unidentified killer who snatched five prostitutes from the streets of Ipswich and strangled them is her own partner.

A bodybuilding husband and wife find themselves the targets of a murder investigation when a burnt body is found in the desert.

A wife and mother seeks attention outside her marriage and triggers a deadly chain of events.

A woman goes missing for a month with the only clues being a set of keys, a fingerprint and a code.

Police discover a mask near the crime scene and hope that it leads to the killer of a funeral director.

A killer assaults a young mother in her home, but despite meticulous washing of the crime scene, a single hair remains to lead authorities to the culprit.

A man has no recollection of events after stabbing his wife and holding her head underwater in a swimming pool.

California police in 1957 search for a murderer, but the case goes cold; 50 years after a crime is committed, advances in computer technology determine the killer.

Investigators piece together tiny clues at the scene of a hit-and-run accident; their findings help to track down the offending driver.

Investigators determine what caused a house fire that killed an elderly couple and whether the victims' son is responsible.

Detectives are suspicious after a woman is killed in a hunting accident, but it takes more than twenty years before a trace evidence analyst is able to match fibers on a soiled blanket to the killer.

When hunters find a skull in a Texas canyon, police find bits of clothing, a woman's shoe, some small bones and a strand of hair; once they discover her identity, it was time to find the killer.

A wife is missing in Key West; investigators wonder if they should be searching for a missing person or a killer.

When a college student goes missing, a search of her Bronx apartment leads the NYPD to suspect foul play; the investigation stalls until a witness comes forward, prompting an undercover sting operation that blows the lid off a deadly conspiracy.

In the midst of a blizzard, the abduction of a Hasidic man from his Williamsburg office sparks a desperate NYPD search; as more dark details emerge, discoveries of debts, betrayal and ties to the Russian mob send police on a mission for the truth.

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

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

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.

After overcoming a troubled childhood, Brittney Gargol is on a path to a bright future; when the Canadian high school senior is found murdered by the side of a desolate road, a surprising clue leads to an arrest.

In an exclusive Houston neighborhood, an entire family is found dead of an apparent murder-suicide; Sgt. Johnny Bonds takes on the entire justice system to uncover the shocking truth and expose an underworld of murder for hire.

An Arkansas realtor sets her daughter up with the richest guy in town, but when he mysteriously dies, she's accused of stealing his fortune; additional deaths and a web of lies ensnare the rural community, leaving a family destroyed.

After Hurricane Ivan tears through the Floribama region, the discovery of a body in a burnt-out home in Chunchula, Alabama, launches an investigation that reveals an unexpected evil in the community.

In tiny Beulah, Florida, security video from the home of a couple known for taking in special needs children contains clues investigators must decipher to learn who targeted the parents for murder and executed them in front of their eight kids.

In Deltona, Fla., a limo driver disappears amid rumors that he's hiding from gambling debts; detectives are forced to search for body parts all over central Florida as they investigate a suspect's horrifying story about why the man vanished.

A San Diego mother suddenly vanishes in 2014; nearly two years later, her body is found in San Diego Bay, but medical examiners say she has only been dead for a month or two.

A dancer is murdered in her Virginia home; after interviewing a series of suspects, detectives realize the case is much more complicated than previously thought.

A car belonging to a missing man erupts in a blaze, leading to clues regarding his whereabouts.

An in-depth look at the journalists who exposed the dangers of cult leader Jim Jones.

A man is shot and killed while picking up his daughter for a court-ordered visit.

Oscar Pistorius shoots and kills his girlfriend just eight months after competing in the London Olympics, telling police that he believed she was an intruder, and he was acting in self-defense.

An investigation of abuse allegations against one of the owners of the religious reform school Circle of Hope.

Rapper Meek Mill discusses controversies surrounding the criminal justice system, the parole system, wrongful convictions, challenges faced by law enforcement, alleged police abuse, and other topics.

New interviews with insiders reveal how career criminal Charles Manson convinced his followers to kill innocent victims and deliver him the fame he craved.

When a woman returns two days after being reported abducted, authorities believe it's a hoax until a similar crime forces them to take another look.

When a triple homicide rocks a Christmas tree-farming community, two small-town sheriffs across state lines have to work together to find the perpetrator among the Blue Ridge Mountains.

The murder of a beloved anti-gun violence activist haunts Savannah, Georgia, during a summer-long shooting spree; with word of missing gambling winnings, detectives work to piece together what happened to solve the case and stop the terror.

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

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

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

A night celebrating Bart Whitaker's college graduation ends in horror when a gunman attacks him and his family, killing his mother, Tricia, and brother Kevin; as police try to unravel the tragedy, they uncover family secrets and a surprising suspect.

A grieving mother takes her own life, or so it seems; her parents start an investigation and secrets emerge about the Baptist minister and husband that leaves friends and family wondering if there's more to the story.

When two girls are heinously murdered, Houston acknowledges they have a gang problem; Kelly Siegler joins the prosecution of an unprecedented five death penalty trials in this shocking case that changed the rights for victims' families.

Cristina Rodriguez shares her experience watching her then-lover beat her boyfriend to death, and how it felt when he testified against her; a second convicted killer reveals his side of the story with new details.

Serving a life sentence for the murders of her father and his girlfriend, Tabitha Messina explains what happened on camera; she claims she wasn't the mastermind and shifts blame onto her convicted co-conspirator.

After spending 20 years in prison for a crime in which she claims no involvement, Lucille Duncan breaks her silence for the first time; she details the harrowing events that led to the shooting of her ex-boyfriend and her hopes of freedom.

A taboo romance between a mother and her daughter's ex-boyfriend becomes the focus of police when two dead bodies are discovered.

Two teenage lovers fall under suspicion after someone close to them meets a deadly end.

A lonely man longing for affection finds the attention he needs in an unlikely person, but his desire has lethal ramifications.

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

Four years after a 28-year-old dies after hosting a New Year's Eve party, a jury must decide if it was suicide or murder.

A district attorney in Pennsylvania went missing in 2005 under mysterious circumstances seven years after he investigated sex-abuse allegations made against Penn State football coach Jerry Sandusky.

Keith Morrison reports on a dramatic undercover operation in Palm Beach, Fla., to save a wife and mother who has no idea she is in danger.

When Courtney Copeland is shot and killed, his mother investigates whether police detectives did enough to try to solve the case.

A Philadelphia murder reveals decades of misconduct in the city's criminal justice system and raises questions about whether police caught the right person.

Barbara George is murdered in her comic store on Friday the 13th; the case goes cold, and her husband moves away, starting a new life with a new wife.

Wendy Ratte, a free-spirited mother of two, goes missing; police discover she had a bitter feud with a neighbor before she went missing.

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

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

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

A spring break trip to Myrtle Beach, S.C., is irresistible to teenager Brittanee Drexel, despite her mother's opposition. When she disappears from the beach town, it will take years for her family to learn the truth about what happened to her.

When a teenage track star sneaks out at night, she finds herself caught in a deadly love triangle; once her body is found in a field, the small town of Mansfield, Texas, becomes wrapped in a sensational tabloid tale of duty, honor and murder.

Sarah Turney became a viral sensation when she posted suspicions on social media that her dad killed her sister, Alissa; Sarah re-examines her and Alissa's childhood, breaking through years of manipulation to reconstruct the truth.

After a teenage son reports his family shot and stabbed to death, police discover the dead father's prior law enforcement ties made a revenge killing likely; however, as investigators delve deeper, they realize the murders are much more personal.

When three generations of a family are murdered inside their Bakersfield home, police find their main suspect was over 2,000 miles away at the time; it will take the combined efforts of law enforcement and an entomologist to deliver justice.

In a burned-out cabin in Northern California, firefighters find the remains of the Buchanan family; when investigators discover the victims were shot and the fire was set to cover it up, they find the killer hiding in plain sight.

Firefighters discover a body in the wreckage of a rural inferno and uncover a deep-seated dispute between a pair of stepsons and their surrogate father that may be to blame; police uncover stunning footage that reveals the truth behind the attack.

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.

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.

The murder of a U.S. airman leads Las Vegas investigators down a twisted path to one woman's offbeat oasis and ties to an unusual fan club.

When a welfare check on a local real estate tycoon reveals a gruesome murder scene, investigators must sift through alleged drug use, revenge and a case of mistaken identity to uncover a bombshell of a killer.

When a deadly rumor is stirred up among friends and acquaintances, it sets off an explosion of brutal violence so gruesome that not even a house fire can hide the truth.

When a man is found shot to death on a suburban street, a wild investigation commences, featuring a high-speed car chase, dangerous gang members and a twisted murder plot that betrays family loyalties.

A wealthy couple is brutally attacked on their country estate just outside Atlanta; as detectives scour the property for leads, they discover a dark secret, unbeknownst to the community, that multiplies their suspect list tenfold.

The execution-style murder of three prominent businessmen in a posh downtown Atlanta hotel terrifies the city's burgeoning tourism industry; with only a blurry image of their killer, detectives race to track him down before he strikes again.

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.

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 retired cop is found shot to death on a subway train in Brooklyn, detectives soon discover that his death is linked to two other seemingly random shootings in the previous thirteen hours.

An Arkansas realtor sets her daughter up with the richest guy in town, but when he mysteriously dies, she's accused of stealing his fortune; additional deaths and a web of lies ensnare the rural community, leaving a family destroyed.

A dancer is murdered in her Virginia home.

A dancer is murdered in her Virginia home.

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 high-society hustler spins lies and practices deceit for decades, leading to an investigation during which cold case detectives retrace the steps of this charming con man to see if he was guilty of murder.

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 wife's betrayal leaves her jealous husband plotting revenge, and the consequences are deadly.

Two teen runaways become ensnared in a homicide investigation when someone who disapproved of their relationship is discovered murdered.

A deeply religious woman and her bible-study partner become the primary suspects in an execution-style murder.

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

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.

The tranquility of Atlanta suburb Powder Springs is shattered forever when two beautiful young real estate agents are found brutally murdered inside a picturesque model home; detectives race to catch this ruthless killer before he strikes again.

When a rising star in Atlanta's fashion scene is murdered, detectives must determine if the shooting is related to a business deal gone bad or if it's a personal vendetta; the team cracks the case and is shocked when it discovers the mastermind.

With no evidence and no witnesses, detectives must find a murderer when a hero of Atlanta's West End is executed in front of his home, but the community is in disbelief when the killer is finally brought to justice and identified.

The newly elected Dekalb County sheriff is murdered just days before taking office; when the task force digs into who would kill such a decorated public figure, they uncover a chilling conspiracy that shakes Atlanta law enforcement to its core.

A serial shooter terrorizes the quiet Atlanta suburb of East Point, leaving a trail of bodies and cryptic notes in his wake; with five shootings and counting, investigators race against the clock to find the killer before he strikes again.

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.

A violent home invasion in Queens ends with the murder of an NYPD officer's brother. When detectives investigate, they discover there's more to this case than meets the eye, including a secret card game with links to the mob.

A married couple is suspected of foul play when a beloved school teacher goes missing.

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.

Twin daughters find their mother stabbed to death in their quaint suburban home, and the pressure for detectives to deliver justice is on; but when the shocking truth behind the murder comes out, the Atlanta community is left stunned and heartbroken.

A violent home invasion in Queens ends with the murder of an NYPD officer's brother. When detectives investigate, they discover there's more to this case than meets the eye, including a secret card game with links to the mob.

Post 9/11, terror strikes again when Queens and Brooklyn are rocked by the senseless killing of neighborhood shopkeepers; with no leads and a lack of motive, the NYPD must form a task force to catch the spree killer before he claims his next victims.

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.

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.

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.

A successful businesswoman and mother of three is found shot in her office; the investigation into her death leaves a family divided.

After multiple men are discovered brutally murdered, investigators determine that each victim was last seen with a handsome stranger they met in a bar.

After a series of women in the Seattle area are found brutally murdered with their bodies posed, police realize that they might have a killer stalking the area nightclub scene who is able to charm his victims into submission.

Chicago police investigate the murders of several women, whose bodies are discovered in abandoned buildings barefoot.

Two desperate, young lovers lead investigators on a cross-country manhunt full of murder and mayhem; hearing directly from one of the suspects in an exclusive interview.

When an aspiring actress is found brutally murdered, authorities discover family secrets and a forbidden love affair.

Farmer couple brutally murdered, setting off an investigation that exposes a startling motive fueled by lust and desperation.

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

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

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

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 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.

Two-and-a-half decades ago, a man from Milwaukee named Jeffrey Dahmer was tried and convicted of 17 gruesome murders that occurred between 1978 and 1991. Dahmer was convicted of luring young men into his home, where he then drugged, sexually violated, killed and finally consumed them. Investigative journalist Nancy Glass secured exclusive access and the first televised interview with the famous serial killer. "`Dahmer on Dahmer: A Serial Killer Speaks' catapults viewers into Jeffrey Dahmer's psyche, providing a unique look at the life of a serial killer that shook the nation," says Oxygen Media programming executive Rod Aissa.

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.

After a naval reservist is gunned down in her car outside an Atlanta mall, detectives pour over video footage, phone records and forensic evidence; discover that the DNA sample found at the crime scene creates an unforeseen twist in the case.

A violent home invasion in Queens ends with the murder of an NYPD officer's brother; when detectives investigate, they discover there's more to this case than meets the eye, including a secret card game with links to the mob.

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.

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.

Two decades after a Jacksonville, Fla., woman goes missing, her son solves the mystery that haunted his childhood.

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

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

Houston police search for a serial killer preying on young women until a local man's DNA finally reveals the culprit; upon his arrest, the killer's sister and daughter learn his true identity.

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.

Mama Edna, a pillar of the Haitian community in Brooklyn is adored by all as the matriarch of East Flatbush; when she is found murdered in her home, NYPD uncover a Voodoo practice that leads them to a web of the unthinkable.

A tight-knit Orthodox Jewish community is terrified when police respond to a mother's 911 call from her ransacked house to break down the locked bedroom door of her daughter, 18-year-old Aliza, to find Aliza naked and dead on the floor.

Police believe that a dependable Florida man left town of his own volition when he fails to show up for work, but as years go by, town rumors lead police to unearth a gruesome crime.

After a loving father is found dead in the bedroom of his Oklahoma home by his ex-wife, Broken Arrow police must unpack a complex family dynamic and a loyalty based on greed in order to get answers.

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.

California police receive a bizarre 911 call from an attorney who informs them of a death but won't share more details; an eerie feeling of déjà vu covers the investigation when detectives learn the details of a 30-year-old case in the same home.

After the bloody slaying of two men in rural South Carolina, a witness comes forward with information implicating her own family, leaving police to uncover if blood really is thicker than water.

When a prominent Florida optometrist is bludgeoned to death in his home, Melbourne police must investigate claims of self-defense; the evidence trail leads them to a young witness who reveals a wicked murder plot.

When a father is found shot to death in his country home, the family immediately accuses the victim's on-again/off-again ex-spouse; however, evidence soon suggests there might be more players to blame than simply a woman scorned.

After a welfare check is called in on a 53-year-old Texas man, police soon discover him shot to death in a Louisiana swamp that's 450 miles from his home; detectives devise a sting operation to track down his killer and reveal a vengeful murder plot.

When a local EMT dies in a suspicious house fire in Mississippi, investigators work for two years to expose the mastermind behind her death and uncover a greedy scheme from an unlikely source.

When a renowned Missouri snake breeder is discovered in a pool of blood, investigators believe his death was caused by one of his snakes; however, shocking evidence is found on scene, launching a homicide investigation that unveils a sinister plot.

After three Atlanta men are gunned down in the span of three days, detectives connect the murders to two exotic dancers; knowing only their stage names, investigators race to find the women and uncover the motive behind this devastating crime spree.

After skeletal remains are uncovered at a makeshift dumpsite in Fort Sumner, N.M., investigators are left to untangle a complicated family history that reveals the callous truth behind what happened.

In the 1970s, Ted Bundy murders at least 36 young women; glamorized as a handsome, well-educated killer who outsmarted the law, Bundy may have been an evil genius or a con artist posing as privileged to hide the monster in plain sight.

Chicago detectives believe that a serial killer is using classified ads to lure and murder his victims.

A 21-year-old college senior is shot and killed in a public park just months before her graduation.

Randy Baker finds his calling as a counselor then winds up dead.

Sandi Johnson, who always put her kids first, vanishes without a word; police discover dark secrets in Sandi's marriage and several men in her life.

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

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

The ex-girlfriend of the self-proclaimed Crossbow Cannibal reveals the mental and physical abuse she endured for years at the hands of one of the U.K.'s most heinous serial killers.

A wealthy trader and father of four is gunned-down at home while his family is tied up in a closet; police dig into affairs, mob links and a missing co-worker, until a new lead and a taped phone call reveal a plot decades later.

When a young mother is found dead in a field after a night out, police scour security video to retrace a suspect's steps; the discovery of a second crime scene leads to an arrest, before high-tech forensics reveal a truth no one expected.

A cat-loving and recently divorced young woman dipping her toes back in the dating game is beaten and strangled in a brutal and unusual way; investigators dive into the murky world of online dating to hunt a killer who could be ready to strike again.

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.

Amid the chaos of post-Hurricane Katrina, a devout pastor is mysteriously murdered in New Orleans; a second unsolved murder with the same signature leads investigators to a brazen killer weaving a deadly web.

Owners of Miami's glamorous Fontainebleau Hotel are struck by tragedy when their matriarch is found dead in her home; terror sets in when her son is murdered not long after, making detectives wonder if someone is trying to take down this dynasty.

An Arkansas realtor sets her daughter up with the richest guy in town, but when he mysteriously dies, she's accused of stealing his fortune; additional deaths and a web of lies ensnare the rural community, leaving a family destroyed.

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.

Suicide notes and a pistol in hand lead police to suspect that a mother of two young children appeared to had killed herself, but when investigators learned of a house fire she was in three years earlier, they reinvestigate.

The violent death of an Air Force officer's wife outside a Philippines air base is examined, amid accusations of a love triangle involving the murdered woman's husband; investigators use groundbreaking computer forensics to make their case.

Pieces of plastic the size of sand hold clues to a bombing.

At first glance it appears a young woman suffocated, but further investigation shows the scene was staged.

A killer is careless when a home is destroyed by fire and a young boy is missing.

A patrol officer is shocked by the amount of blood at a traffic accident and is shocked by the coroner's ruling until an anonymous phone call re-ignites the case.

An irrigation canal murder remains unsolved until a similar murder occurs.

The light of day and DNA picture painted by molecular biologist reveals new clues about a nighttime traffic accident.

Investigative journalist Beth Karas follows Sam Little, a prolific U.S. serial killer who confessed to murdering more than 90 women in 17 states, in hopes of figuring out how he got away with murder for so long.

A killer crisscrosses the Midwest leaving a string of victims along the interstate, but when he realizes investigators are hot on his trail the murderer suddenly changes his mark.

The murder of a young businessman in Old San Juan, Puerto Rico, marks the start of a 15-year-long hunt to find the killer.

The murder of a young businessman in Old San Juan, Puerto Rico, marks the start of a 15-year-long hunt to find the killer.

Byron Smith claims he shot two teenagers in self-defense when they broke into his home on Thanksgiving Day, but investigators suspect there's more to his story.

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

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

The youngest son of a church-going family man finally learns the truth about his father when the man's second wife is found dead in their hot tub, and police look back at the suspicious drowning death of his first wife.

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

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

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

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.

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.

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.

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

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

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

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

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