Dad of girlfriend : I 'm glad justice finally came -- before he hurt my daughter '' Mom : Renewed interest in Savio 's death came after Peterson 's fourth wife disappeared . Peterson , through his attorney , denies any wrongdoing in either case .
Dad of girlfriend : I 'm glad justice finally came -- before he hurt my daughter '' Drew Peterson arrested in the slaying of his third wife , Kathleen Savio . Renewed interest in Savio 's death came after Peterson 's fourth wife disappeared . Peterson , through his attorney , denies any wrongdoing in either case .