Both times he searched for clues about what was happening in the country . Francois Ponchaud was sent to do missionary work in Cambodia in 1965 . A priest , he became a crusader against the worst genocide since the Holocaust . He went on to become an archbishop and then bishop of Paris before becoming Pope Francis's first foreign minister. His articles and book helped expose the Khmer Rouge 's brutal totalitarian regime .
Francois Ponchaud was sent to do missionary work in Cambodia in 1965 . A priest , he became a crusader against the worst genocide since the Holocaust . He went on to become an archbishop and then bishop of Paris before becoming Pope Francis's first foreign minister. His articles and book helped expose the Khmer Rouge 's brutal totalitarian regime .