The Interrogation Tapes: A Special Edition of 20/20

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.

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.

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