Accused serial killer being investigated in 1992 slaying of Tammy Jo Zywicki
12:30pm PDT - May 8th, 2020 killer mike - NBC NewsTammy Jo Zywicki went missing on her drive from Evanston, Illinois, to Grinnell College in Iowa in the summer of 1992. Her body was found nine days later in Missouri. She had been sexually assaulted and stabbed eight times. In May of 2020, truck driver Clark …