Mistrial in Karen Read case over killing police boyfriend BBC.comTrooper Michael Proctor relieved of duty after testimony in Karen Read trial The Boston GlobeMistrial declared as jury fails to reach a verdict in Karen Read’s trial CBS NewsKaren Read lead investigator Trooper Michael Proctor ‘relieved of duty’ Boston HeraldWill Trooper Proctor be called back to testify when Karen Read murder case is retried? Yahoo! Voices