Human remains found in a field lead an investigator on a decades-long quest. He was determined to uncover whose remains were found, and how they had gotten there.

A successful entrepreneur and mother is killed in bed while sleeping. Untangling the web of who committed the crime started with a car.

A home invasion leads to the murder of a young mother and entrepreneur. With a community up in arms, the recovery of a car taken from the home might provide some of the answers needed.

A woman dies and the question soon becomes: murder or death by suicide? It’s a case with twists and turns that would take years to unravel.

A 60-year-old murder lands in the lap of a brand-new homicide detective. The journey to its solve would become her career challenge and personal mission.

When a woman disappears, the search soon turns into a homicide investigation. Who was responsible and the motive for the crime caught everyone by surprise.

A jogger disappears and all eyes turn to her Iowa town as they search to find her. After her body is found, a car would prove to be key in identifying her killer.

A motel room shows signs of violence - but there’s no victim inside to prove that any crime had actually occurred. A body is soon discovered and linked back to the room. Police now need the final piece: who committed the crime.

Police are called to a couple’s home after they report an active break in. The wife lay dead and her husband shot. An unlikely motive leads police to the killer.

A young couple are bound and killed and the question of ‘why’ and ‘by who’ swirled. The likely answer to the ‘why’ could never have been expected.

A woman disappears after a night out with friends. A car wash would be key to finding her killer. But the mystery still remained: where was Christina’s body?

A young mom goes missing and after her body is found, police are left with more questions than answers. Disinfectant wipes would prove pivotal in solving the case.

A husband is gunned down in a quiet neighborhood as he walks with his wife. A variety of communications would help solve the crime and bring to light a brutal, surprising plot.

A young wife was found dead in the family home. Did her husband just find her or was he responsible? The home itself would prove to play an unexpected role.

There's a race against the clock after it's learned that a local realtor has been abducted after a house showing. The plot that took her life is stunning, in the very worst of ways.

A young woman heads out for job training and disappears before she arrives. Two decades pass with no answers but soon after, that would change.

26 years after 2 brutal murders, the killer is identified by DNA. A promise would be fulfilled, but not without some startling turns along the way.

A predator entered a condo, assaulting and murdering an 11-year-old and a young woman. A mother's promise was made the day they died. She would not give up, ever, until she knew who took her child, and her friend. It was a quest by that mom, and law enforcement, that would go on for decades.

The quest by a mother, and investigators, to find out what happened to her missing daughter would last for many, many years. Even after her killer was convicted, this team's journey was far from over.

A young couple are murdered while camping in Moab. Tracking down their elusive killer would not prove easy.

After a young dentist is gunned down in her apartment complex garage, unraveling what happened would not prove easy. A tenacious detective would tackle and piece together this messy puzzle.

A young mom is killed and found by her fiancé. He is suspected of the crime. The evidence would have the final word, and it surprised everyone.

A young woman goes missing and rumors swirl about a past relationship. But it's a call from a pay phone that actually sets investigators on the evidence track.

Police start to get answers about what happened to Kelsey, the young Colorado mom that went missing before Thanksgiving. The truth is worse than any of them imagined.