A soldier who killed the father of a life-long friend in a frenzied attack after suffering a psychotic reaction to home grown cannabis has been jailed for 10 years. Paratrooper Laurie Draper, 31, bludgeoned 53-year-old schoolteacher Paul Butterworth with a pair of garden shears after smoking the drug at his victim's home on March 7 this year. Draper was jailed at St Alban's Crown Court today after admitting manslaughter on the grounds that his mental state had been affected by Mr Butterworth's home grown, high strength drug. advertisementThe court heard that the Iraq War veteran, originally from Leicester but based...