Grieving son-in-law of Harold Shipman's final victim blames his wife's death on dealing with stress of her mother's murder at the hands of 'Dr Death' and says he will 'never know' why the serial killer did it

In a new Channel 5 documentary, The Trial of Harold Shipman, Phill Woodruff, who's mother was murdered by the doctor, said he blames his wife's and death on the tortuous murder trial.