UnsolvedUnsolved murder
Who Killed Tammy Zywicki?
Tammy Jo Zywicki
Tammy Zywicki, 21, was last seen with her car on Interstate 80 in Illinois in 1992 while driving back to college. She was found killed in Missouri nine days later, and…
State · 1 case
Cases in Illinois
Cold cases, missing persons and unsolved mysteries from Illinois, built from public records. 1 unsolved murder.