Drew Peterson's Son Now Says He Thinks Dad Killed His Wives Steve Peterson made the admissions in an interview for a Lifetime television special and to the Chicago Tribune.

Drew Peterson's son: Father 'probably' killed both wives Living in his father's home, raising his father's children, Stephen Peterson, the son of convicted murderer Drew Peterson, said he's spent the better part of a decade cleaning up his dad's "mess."

Drew Peterson's son: Father 'probably' killed both wives Living in his father's home, raising his father's children, Stephen Peterson, the son of convicted murderer Drew Peterson, said he's spent the better part of a decade cleaning up his dad's "mess."

Drew Peterson Sentenced in Murder-for-Hire Case Peterson called his conviction a "scam."

Drew Peterson found guilty of trying to take out hit on prosecutor

Did Drew Peterson Confess to Stacy's Death?

Opening Statements Set to Begin in Drew Peterson Trial Opening statements are set to begin Monday in the murder-for-hire trial of Drew Peterson.

Stacy Peterson's Sister Begged Her to Divorce Drew Peterson Two Days before Her Disappearance Cassandra Cales, sister of Stacy Peterson, speaks out in a new docuseries

Drew Peterson Charged After Allegedly Trying to Hire Hit Man to Kill Prosecutor Peterson, 61, is serving a 38-year sentence for the murder of his third wife

Ex-cop Drew Peterson accused of trying to hire hitman to kill prosecutor Peterson is also a suspect in the disappearance of his much-younger fourth wife, Stacy Peterson, but he hasn't been charged in that case.