Theresa Wesolowski death – She was brutally murdered on May 28, 1999 by her co-worker. Wesolowski was barely 22-year-old when Mark Libecki murdered her.
Theresa was found dead next to her car, she was fatally stabbed to death, according to report, Wesolowski was stabbed over 40 times at about half-block from Stone Container in Germantwon, Wisconsin.
Wesolowski’s boyfriend or her ex-boyfriend were the prime suspect in the murder until 2006 when authorities acertained that neither of their DNA matched the one that found on her body.
Investigators requested her close friends and family members to provide them with their DNA samples, and a match was found. Investigators confirmed Libecki’s DNA was the one found on Theresa Wesolowski’s hand and also Libecki’s shoe print was found in her blood.