Mother insistent on finding answers in daughter's unsolved murder 27 years later

Tammy 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. The Illinois State Police department and the Chicago FBI are conducting the investigation.

from NBC News Top Stories https://ift.tt/2LbZKNc