HLN

The brutal murder of a state park employee over $2,000 rattles her co-workers and tourists while leaving police to sift through hundreds of leads.

When evidence shows a woman's rape and murder, police must find the killer as well as the victim.

A week after a couple disappears from the beach, police get a mysterious lead from a robbery.

Fifteen years later, DNA technology leads to justice for a murdered woman and her savagely beaten 4-year-old daughter.

A quiet waitress who hasn't been to work in two days vanishes without a trace; police suspect a date gone wrong.

The search for a missing exotic dancer led police to an isolated 75-acre site where someone had been shot and cremated, thus destroying all evidence... almost; piece of a foot provided enough DNA for a genetic profile and positive ID.

After years of suffering domestic abuse, a young woman is found murdered in her bathtub; among numerous clues, a hamburger bun proves the most incriminating.

Evidence that includes threatening emails, a missing person and an abandoned truck lead police to a woman's suspected killer, but they don't have the victim's body.

A woman has an accidental fall down a flight of stairs and appears to have hit her head, but the lack of blood splatter and misplaced shoes lead police to believe the fall was staged.

A church member gets gunned down after leaving choir practice; although witnesses see little and not much evidence exists, investigators learn that she had been having affairs for years.

A young single mother is abducted from a gas station and is later found stabbed to death near an oil field; the detectives use shoe and tire impressions to weed out numerous suspects.

When a 23-year-old Marine dies in his bedroom, doctors initially believe a heart attack is to blame; when arsenic is found in his organs, his wife is charged with murder; a sharp attorney and toxicological testing uncover the truth.

The anchors share the latest stories about significant events that take place across the world and interview prominent figures.

The anchors share the latest stories about significant events that take place across the world and interview prominent figures.

The anchors share the latest stories about significant events that take place across the world and interview prominent figures.

Examining the factors that led to the crash that killed John F. Kennedy Jr. and a never before seen interview with a person who may have been the last person to speak to JFK Jr, moments before the crash.

Examining the factors that led to the crash that killed John F. Kennedy Jr. and a never before seen interview with a person who may have been the last person to speak to JFK Jr, moments before the crash.

Ted Kacyznski's brother, the man who ultimately turned him in to the authorities, discusses the hunt that led to the capture of the Unabomber.

The chilling account of a man who survived his encounter with the notorious serial killer, who managed to evade police scrutiny for years.

When a man perishes in a fire while working in his garage, his death is initially ruled an accident until a forensic odontologist changes the direction of the case.

Lack of evidence compels investigators to look beyond the obvious when a woman is beaten to death at her in-laws house.

A man is found dead of an apparent suicide. But soon after, information emerges which reveals a much more menacing scenario.

A dismembered body is dumped on the side of the New Jersey Turnpike and before police realize it, bodies are turning up between two states.

A young bride-to-be is gunned down in her own home. The attack is personal and as investigators start digging, they uncover the man she loved was living a lie.

Tara Munsey went missing after a work shift at a Virginia restaurant and it is unknown if she ran away or if she was the victim of foul play.

An Ohio woman and her two daughters go missing while vacationing in Florida; their corpeses are found floating in Tampa Bay with a hand-written note by one of the victims; putting it on five billboards helps them find the killer.

Four young adults are murdered in an affluent Texas neighborhood, with little evidence but two people walking by dressed in black.

A young college student is found dead in her apartment and the autopsy rules the death a homicide by an unknown male suspect.

The killer removed the computer that links him to the murder of a woman and her soon-to-be ex-husband that he had met online.

A community is shocked when police discover a woman raped and murdered in broad daylight on a public trail.

A real estate developer is shot and his wife becomes the prime suspect, until the bullet is linked to a weapon reported missing 20 years ago.

A body is found stuffed into a suitcase forcing the police to search though the landfill for another missing victim.

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.

The investigation into the disappearance of flight attendant Helle Crafts leads to the murder conviction of her pilot husband.

Scientists and detectives use DNA to solve a string of rapes and murders.

A young bride-to-be is gunned down in her own home. The attack is personal and as investigators start digging, they uncover the man she loved was living a lie.

Tara Munsey went missing after a work shift at a Virginia restaurant and it is unknown if she ran away or if she was the victim of foul play.

An Ohio woman and her two daughters go missing while vacationing in Florida; their corpeses are found floating in Tampa Bay with a hand-written note by one of the victims; putting it on five billboards helps them find the killer.

Four young adults are murdered in an affluent Texas neighborhood, with little evidence but two people walking by dressed in black.

A young college student is found dead in her apartment and the autopsy rules the death a homicide by an unknown male suspect.

The killer removed the computer that links him to the murder of a woman and her soon-to-be ex-husband that he had met online.

A community is shocked when police discover a woman raped and murdered in broad daylight on a public trail.

A real estate developer is shot and his wife becomes the prime suspect, until the bullet is linked to a weapon reported missing 20 years ago.

A body is found stuffed into a suitcase forcing the police to search though the landfill for another missing victim.

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.

The investigation into the disappearance of flight attendant Helle Crafts leads to the murder conviction of her pilot husband.