Robert Pickton, a Canadian serial killer who took victims to his pig farm in the 1990s and early 2000s, has died in a hospital at age 74 after being assaulted in prison.Robert Pickton, a Canadian serial killer who took victims to his pig farm in the 1990s and early 2000s, has died in a hospital at age 74 after being assaulted in prison.Read More1f2155c7-466a-5ce0-9ebe-1c32bb1ccd18, fox-news/world/world-regions/canada, fox-news/topic/associated-press, fox-news/world/crime, fnc, fox-news/world, article, Associated PressFOX News : World