sentences:  Evidence supporting his guilt of rape included the approximately 400 videos he took, which showed him engaged in date rape activities (including one with Ridgway).For the charge of manslaughter, the prosecutor produced an autopsy report showing traces of chloroform in Ridgway's liver and a paper trail showing that the accused accompanied her to the hospital before she died.In Blackman's case, however, the prosecutor could not produce any forensic evidence linking the accused to her death.