141: Vince Li Beheaded A Man On A Greyho...

Murder, mutilation, beheading, and cannibalism occurred on Greyhound bus 1170. Over a decade has passed since the tragedy, but the passengers can still hear the scream that rang out when the attacks began. For many, the nightmare never ended. And now the killer walks as a free man, with no record, completely free from the criminal justice system.