National Geographic The BTK Killer
Watch National Geographic The BTK Killer full movie online free in HD with English subtitles – no download needed.
In one of the most significant CSI developments of the 20th Century, British investigators caught and convicted a murderer using DNA screening for the first time. Colin Pitchfork raped and murdered 15-year old Leicestershire schoolgirls Lynda Mann in 1983 and Dawn Ashworth in 1986. Find out how similar DNA techniques helped close a notorious Kansas cold case 20 years later, as the sadistic �Bind, Torture, Kill� murderer Dennis Rader was finally brought to justice.