Dateline 24/7 schedule

A Tennessee resident is murdered in her bedroom; investigators have little evidence and struggle to find answers.

When a young woman is found nearly murdered in her apartment, officials wonder if it is connected to the disappearance of a young woman in nearby Denver weeks earlier.

A Jacksonville, Fla., firefighter discovers a disturbingly violent scene in his darkened bedroom on a Halloween weekend.

As a murder victim's sisters dedicate themselves to finding the killer, an unexpected source turns the case upside down.

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.

Authorities investigate multiple suspects when a vibrant young woman disappears on her son's fifth birthday.

When police investigate the shooting death of a man who was in bed with his wife, they discover a complex case with two suspects.

Co-lead investigator in the Steven Avery case Tom Fassbender discusses the case and allegations investigators coerced Avery's nephew, Brendan Dassey, into making a false confession.

When a dog trainer with celebrity clientele disappears, investigators track down a suspect with the help of two witnesses.

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

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 from patients in the U.S.

A Georgia couple's romantic tryst takes a deadly turn, leaving investigators stumped -- until tire treads at the scene and cell phone calls reveal a twisted plot.

Suspicions arise when a man's wife dies in a house fire and then a second tragedy claims his son's life.

A man charged with murder claims he was too fat to have committed the crime; a man's double life is exposed after his wife is killed in a car accident.

A teen driver discusses what happened the night she was involved in a car crash that left a pregnant woman and her son dead; authorities try to determine if the incident was an accident or intentional.

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

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 a California housewife is murdered in broad daylight, the suspected killer claims it was a burglary gone awry.

When Nichole Payne and her son Taylor are found dead in their home, it takes nearly a decade to unravel what happened; for the first time on television, Nichole's children share what they saw the day their mother and brother were murdered.

When a mother of five is found dead in her bedroom, her family believes a crazed killer is to blame.

A charismatic pastor's dark secrets come to light after his wife's mysterious death; the case shattered a congregation and exposed the cost of their unshakable trust.

Friends and family fear the worst when a 17-year-old girl training to be a pilot disappears over Montana during a solo flight.