 Similarly to Dziubak, the 43-year-old Paruch encountered Runge when he expressed interest in buying her condominium in March 1997.She was also raped and strangled, with her burned body also found by firefighters after they extinguished a fire in her home.Between 1995 and early 1996, Chicago's FBI unit were searching for any possible evidence which could connect the Runges to the disappearances of Frobel and the Pasanbegovic sisters.