Posted by Crime News

Channel 5 (1:45) -- Testing on evidence and several persons of interest has been done in the past, but they haven't been able to come up with a solid DNA profile. Subscribe to WCVB on YouTube now for more: http://bit.ly/1e8lAMZ Get more Boston news: http://www.wcvb.com Like us: https://www.facebook.com/wcvb5 Follow us: https://twitter.com/WCVB Instagram: https://www.instagram.com/wcvb5/