Pyotr Kuznetsov, the leader of a Russian doomsday cult, walks near the bunker where the group shelters outside the settlement of Nikolskoye in the Penza region March 31, 2008. A Russian doomsday cult sheltering in a bunker believe credit cards and food packaging barcodes are satanic, the official negotiating the release of five children from the group said on Monday. REUTERS/Denis Sinyakov (RUSSIA)