Real Crime: Angel Of Death Part 1

Programme looking into the real-life case of nurse Colin Norris, who murdered four elderly patients, and attempted to murder another, by injecting them with massive doses of insulin. If a suspicious colleague had not stopped him in his tracks, police believe he could have gone on to rival Britain's most notorious medical murderer, Dr Harold Shipman. Featuring exclusive access to the police investigation, including taped interviews with Norris.