MADISON, Wis. (WFRV) - It was on this date, 44 years ago, that 23-year-old Donna Mraz was murdered. Her killer was never found. In a post shared by the University of Wisconsin-Madison Police Department, officials would like to re-bring the public's attention to a cold case from 1982. On July 2, 1982 , Donna Mraz was [...] ...read more read less