Stuart Diamond, a man who brutally murdered 17 year old Christopher Hartley in 1997 and has since refused to disclose the location of the teenager's decapitated head, has been deemed safe for release. Diamond lured the teenager to a flat on December 30, 1997, where he strangled and dismembered him. Christopher's mutilated remains were discovered in a bin behind a hotel. Diamond was subsequently convicted of the murder and detained at Ashworth High Security Hospital in Maghull, Liverpool under