Prosecution's witness reveals details about his investigation into Kathleen Savio's death the judge didn't want to hear.
Peterson says he wants the current jury to decide the case.
Tuesday's proceedings began Tuesday with testimony from a forensic pathologist.
Kathleen Savio's boyfriend also takes stand, says he didn't see bruises on Savio's body in days before she died.
Defense team attacks credibility of Kathleen Savio's sister, Susan Doman.
Mary Parks studied nursing with Drew Peterson's third wife, Kathleen Savio.
Ruling expected at 9 a.m. Wednesday.
Kristopher Peterson says he'll remove himself from the wrongful death suit filed on his behalf.
Kristin Anderson says Kathleen Savio told her Drew Peterson once broke into her house and threatened her.
Drew Peterson on trial for 2004 death of third wife Kathleen Savio.