Pro-Russian rebels walk past a burnt-out Ukrainian armoured personnel carrier near the village of Novokaterinovka

Pro-Russian rebels walk past a burnt-out Ukrainian armoured personnel carrier near the village of Novokaterinovka, eastern Ukraine, September 24, 2014. NATO has observed a significant withdrawal of Russian forces from inside Ukraine, but many Russian troops remain stationed nearby, an alliance military spokesman said on Wednesday. REUTERS/Marko Djurica (UKRAINE — Tags: POLITICS CIVIL UNREST CONFLICT MILITARY)