The Interrogation Tapes: A Special Edition of 20/20

The interrogation of an apparent accidental drowning victim's fiancée leads a detective down a path of trying to discover if something more sinister happened.

A man finds himself in the crosshairs of an hours long interrogation as detectives seek to unlock decades of deadly family secrets after the deaths of his wife and son.

Detectives open the interrogation room to a surprising guest as they try to get to the truth in the investigation into the murders of pregnant mother Shanann Watts and her two young children.

After years of chasing dead ends in the investigation into the Clear Lake massacre, a tipster points law enforcement in a surprising direction.

When a 19-year-old aspiring artist goes missing, investigators begin to focus on a childhood friend after he made troubling statements and omissions during interviews with police.