Carter was sent to do missionary work in Phnom Penh in 1976 . `` I was pretty frustrated , '' he said . A priest , he became a crusader against the worst genocide since the the Vietnam War . Ponchaud kept a dossier of refugee accounts and radio transmissions . His articles and book helped expose the Khmer Rouge brutal totalitarian regime .
Carter was sent to do missionary work in Phnom Penh in 1976 . A priest , he became a crusader against the worst genocide since the the Vietnam War . Ponchaud kept a dossier of refugee accounts and radio transmissions . His articles and book helped expose the Khmer Rouge brutal totalitarian regime .