In January of 1984, a hammer wielding assailant skulked through the winter shadows of Aurora and Lakewood, murdering 4 people, and injuring several others. For over 30 years, the case remained unsolved. Meanwhile, in Nevada and Arizona, another string of crimes bore similarities. Was one man responsible? How DNA helped solve one of Denver's most disturbing cold cases. Articles and Research: https://www.denverpost.com/2018/08/25/1984-aurora-hammer-killer-fbi-profile/ https://www.cpr.org/2018/08/10/nevada-inmate-charged-in-the-cold-case-of-1984-aurora-hammer-murders/ https://www.coloradoan.com/story/news/2018/08/10/survivor-1984-bennett-family-hammer-murders-shares-story-colorado-crime/957755002/