TV Guide HLN

Stories from across the world and refreshing conversations with Don Lemon, Poppy Harlow and Kaitlan Collins.

Stories from across the world and refreshing conversations with Don Lemon, Poppy Harlow and Kaitlan Collins.

Stories from across the world and refreshing conversations with Don Lemon, Poppy Harlow and Kaitlan Collins.

In 2008, two-year-old Florida toddler, Caylee Anthony, vanishes; her mother, Casey Anthony tells investigators Caylee has been kidnapped by her nanny, a woman Casey's family has never actually seen.

In 2008, two-year-old Florida toddler, Caylee Anthony, vanishes; her mother, Casey Anthony tells investigators Caylee has been kidnapped by her nanny, a woman Casey's family has never actually seen.

In the 1970s, hundreds of people began disappearing without a trace, but in 1997, shocking news about a mysterious religious group made headlines around the world and some answers finally came to light.

In May 2001 in Washington DC, 24-year-old intern Chandra Levy vanishes into thin air; police find her keys and her cell phone in her apartment and no sign of a struggle.

An eight-month-old baby is fatally injured while in the care of his nanny, Louise Woodward.

George Michael's life as international super star comes to a mysterious and tragic end on Christmas Eve 2016; family and fans were shocked by his sudden death.

A woman wins her release after being imprisoned for allegedly killing her mother in a car fire.

Authorities are able to apprehend a kidnapper because he allowed his victim to write a will on a telltale pad of paper.

An obscure print found at a crime scene.

A diner in a small town, an endocrinologist and a forensic botanist help destroy a prime suspect's alibi.

A search in Virginia's DNA databank reveals the identity of a news producer's murderer.

A homicide detective claims his wife accidentally shot herself in the head, but the evidence indicates otherwise.

Fifteen years after a man disappears, using a metal detector, police find evidence which proves what had happened.

The body of a young California co-ed under an isolated interstate ramp sets off an investigation; San Diego police have no idea who would want her dead, but they discover a tiny, unique fiber on the victim's clothing.

An Alaskan trooper finds a woman's body beside a frozen road, but evidence is scant even after a suspected murder weapon is found.

Police link a clump of hair discovered in an isolated area with a woman who disappeared 20 years ago.

Three fingerprints on a window screen are enough for a print examiner to uncover the work of a serial killer.

With a long list of suspects, forensic experts agree on one thing in this brutal murder: the killer knew his victim.

The only lead to finding a serial killer on the loose is a bloody fingerprint on the body of a victim.

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.

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.

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

A man is murdered in a drive-by shooting. When a mobile phone trace incriminates a killer, it's up to a forensic geologist to find evidence that he was at the scene.

When a teenage girl is found dead, her boyfriend confesses to her murder. However, in a strange twist, so does another man; police must determine which is the killer.

A woman disappears without a trace, and police learn two other women vanished under similar circumstances.

Hikers near Anchorage, Alaska discover a body wrapped in sheets edged in orange stitching; they discover threads of evidence clinging to the sheet.

A real estate tycoon must have had a premonition about foul play, as he wrote it in his will.

The cold-blooded murder of an American tourist in a Mexican resort causes law enforcement to focus on both sides of the border.

A wax bullet, white blanket and olive colored carpeting, tell a lot about the murder of a young woman found in a ravine.

When a house burns to the ground and a woman's charred remains are found, investigators must determine whether it was an accident or arson.

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.

Murderer killed innocent people to get the person he wanted.

A clue no bigger than a thumbtack leads investigators to a trio of killers.