20/20

Cracks are revealed in the marriage of two college sweethearts after a pregnant wife’s bod... more

After a woman was found dead, authorities uncovered an elaborate web of lies surrounding J... more

ABC News correspondent Stephanie Ramos follows the twists and turns of the case of Jessie ... more

A teen musician is murdered in her home, another young woman is brutally attacked nearby a... more

A couple’s ultimate nightmare: a masked gunman kills a pregnant mom while she sleeps in he... more

John Quiñones examines why investigators say an act of "divine intervention" helped them s... more

Crime reporter and ABC News contributor Pat Lalama analyzes the Sue Marcum murder case — a... more

From Mr. Right to most wanted: Investigators uncover the double life of an international f... more

A woman’s obsessive and threatening texts to an ex-boyfriend, a gunshot, arson and a stalk... more

For the first time in 20 years, Haylei Jordan speaks out to “20/20” and reveals insight in... more

Learn how one officer made arrests in no less than 7 cold cases. From posing as a trash co... more

A detective stops at nothing – donning disguises, going undercover, employing cutting-edge... more

A star football player’s attempt to win back his high school sweetheart ends in foul play.... more

Convicted murderer Lyle Menendez speaks out from prison following the Menendez Brothers’ n... more

Hear prison conversations between Donna and Charlie Adelson after convictions in the Dan M... more

A wealthy grandmother goes on trial accused in the murder-for-hire of a family member. Lea... more

A young waitress falls in love - but vanishes after an affair is uncovered. (Originally ai... more

Why the Petito case went viral and the outcry for the same attention to be applied to the ... more

John Quiñones details how he and his team defrosted after facing bitterly cold snow while ... more

How a North Dakota love triangle ended with murder and a house in flames. Learn more abou... more