Serial Killers - Luis Garavito (The Beast) - Documentary

Luis Alfredo Garavito Cubillos is a Colombian rapist and serial killer. In 1999, he admitted to the rape and murder of 147 young boys. The number of his victims, based on the locations of skeletons listed on maps that Garavito drew in prison, could eventually exceed 300. He has been described as "the world's worst serial killer" because of the high number of victims.