An American Murder Mystery: The Staircase

Michael Peterson appears to have it all - a doting wife, a loving family and a successful literary career - but, that all changes on December 9, 2001, when Michael's wife, Kathleen, is found dead in a pool of blood at the bottom of a staircase in their home in Durham, North Carolina. Michael claims it was a tragic accident. Investigators, however, fear something far more sinister is at play and direct their attention to him. Did Michael Peterson murder his wife? Investigation Discovery (ID) delves into one of the most fascinating cases in criminal history in AN AMERICAN MURDER MYSTERY: THE STAIRCASE. Premiering Sunday, April 8 at 10/9c, the three-part special event provides a unique and comprehensive look at the death of Kathleen Peterson, exploring the shocking theories, critical evidence and surprising secrets that thrust this case into the national spotlight.