Kathleen Peterson was found dead in her apartment in 2004 . First called an accident , her death was later ruled ` ` and made to look like an accident '' Her ex - husband , Drew Peterson , was charged in 2009 and held on $ 20 million bond . He is also the prime suspect in the 2009 disappearance of his fourth wife , Stacy Peterson .
Kathleen Savio was found dead in her bathtub in 2004 . First called an accident , her death was later ruled `` homicide staged to look like an accident '' Her ex-husband , Drew Peterson , was charged in 2009 and held on $ 20 million bond . He is also the prime suspect in the 2007 disappearance of his fourth wife , Stacy Peterson .