In March of 2004, Kathleen Savio, the third wife of Police Sergeant Drew Peterson, was found dead in her bathtub. Three years later, in October 2007, twenty-three-year-old Stacy Peterson vanished from the Chicago suburb of Bolingbrook, leaving behind Peterson and their children. Drew Peterson, thirty years Stacy's senior, steadfastly asserted his innocence and maintained that his fourth wife had simply fled their tumultuous marriage and run off with...