Tammy Zywicki was on her way back to Grinnell College when she was last seen on the side of the road on I-80 in LaSalle County, Illinois. 8 days later, her body was found over 400 miles south in Missouri. But to this day, her case remains unsolved. Several suspects have been investigated over the ye…Tammy Zywicki was on her way back to Grinnell College when she was last seen on the side of the road on I-80 in LaSalle County, Illinois. 8 days later, her body was found over 400 miles south in Missouri. But to this day, her case remains unsolved. Several suspects have been investigated over the years, but no charges have ever been filed. And as recently as August 2026, a new person of interest was named, and police are asking for the public’s help. Anyone with any information about Theresa “Teri” Belenske (maiden name Vega), who was known to hitchhike and could have been traveling with the unknown truck driver Tammy was last seen with, can contact the FBI. Anyone with information about Tammy Zywicki’s kidnapping and murder can call the Illinois State Police at 815-224-1171, email [email protected], or the FBI's Chicago field office at 312-421-6700. There is a $50,000 reward for information leading to an arrest. Click here to join our Patreon. Click here to get your own Inhuman merch. Connect with us on Instagram and join our Facebook group. To submit listener stories or case suggestions, and to see all sources for this episode: https://www.inhumanpodcast.com/
See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.more
In August of 1992, a 21-year-old woman left New Jersey for Iowa to begin her senior year at college. But after becoming stranded in Illinois, she went missing. The following week, her body was found 500 miles away, leaving investigators wondering who killed her and where they could be. This is the s…In August of 1992, a 21-year-old woman left New Jersey for Iowa to begin her senior year at college. But after becoming stranded in Illinois, she went missing. The following week, her body was found 500 miles away, leaving investigators wondering who killed her and where they could be. This is the story of Tammy Zywicki.
BONUS EPISODES
patreon.com/goingwestpodcast
CASE SOURCES
https://www.fbi.gov/wanted/seeking-info/tammy-j.-zywicki
https://people.com/crime/killing-tammy-zywicki-featured-people-magazine-investigates/
https://iowacoldcases.org/case-summaries/tammy-zywicki/
https://www.desmoinesregister.com/story/news/crime-and-courts/2020/05/08/illinois-police-clark-perry-baldwin-not-suspect-1992-slaying/3101500001/
https://www.reddit.com/r/UnresolvedMysteries/comments/871d8b/unresolved_murder_tammy_zywicki_21_was_seen_at/
https://murderpedia.org/male.M/m/mendenhall-bruce.htm
https://www.facebook.com/notes/who-killed-tammy-zywicki/case-summary/10156483640511921
https://amwfans.com/thread/901/unknown-tammy-zywicki-killer-illinois#ixzz5Ar7QwibK
https://www.chicagotribune.com/entertainment/what-to-watch/ct-ent-tammy-zywicki-murder-people-magazine-investigates-20210319-ilotp32n35dstpewbwpprrrqpy-story.html
https://www.discoveryplus.com/video/people-magazine-investigates/highway-of-horrors
https://www.vidocq.org/
https://www.nbcnews.com/dateline/76-year-old-mother-continues-fight-justice-daughter-killed-27-n1048341
https://medium.com/the-shadow/truck-driver-is-suspected-killer-of-bitter-creek-betty-and-other-women-6324baaf4d73#:~:text=Clark%20Perry%20Baldwin%20was%20arrested%20for%20the%20murders%20of%20Sheridan,both%20women%20found%20in%20Wyoming.more
