When Melissa Henderson is found dead in her bed, a perplexing mystery ensues. Her husband and family believe her death is from natural causes, but the clues lead investigators to a secret life of ...

Find out why Mamadou Barry, 39, was brutally beaten and suffocated in his Atlanta bathroom and who put a plastic bag and bucket over his head, killing him.

When an African immigrant is found tortured and murdered in his West End home, Atlanta detectives uncover a string of violent crimes tied to a terrifying criminal syndicate that the team must take ...

Learn more about the suspicious death of Indiana woman Melissa Henderson and the investigation that led to her husband Bill's arrest.

The shocking murders of two Texas prosecutors and the wife of one of them left the small town-area of Kaufman County shaken and on edge. Watch Dateline: The Smoking Gun on Oxygen Thursdays at 8/7c. A ...

Find out more about what happened to Texas mom Mary Ann Murphy, found dead after her teen daughter Keri Murphy dialed police ...

See what brothers Erik and Lyle Menendez had to say about the support they've received from the public ahead of their new hearings in their murder case.

Find out where you can watch Anatomy of Lies, a documentary about the scandal involving former Grey's Anatomy writer ...

The Disappearance of Alissa Turney directors Jesse Sweet and Ricki Stern said about working on the Oxygen documentary.

Garland “Barry” Bridges attempts to find someone who would want to hurt Melissa Henderson, with a motive.

Barney Simms is found shot to death outside of his home, but who could have committed this crime?