Her murder went unsolved for decades. DNA from paper bags now points to one of Colorado’s ‘most prolific serial killers’

By Hanna Park, CNN (CNN) — For nearly 40 years, the identity of the person who sexually assaulted and killed a 30-year-old woman found along a quiet stretch of rural highway south of Denver eluded investigators. Now, small pieces of preserved evidence – a pair of paper bags placed over the victim’s hands – have