Local Han Chinese watch from a damaged shop as armed Chinese paramilitary police in riot gear drive past in the city of Urumqi, China's Xinjiang Autonomous Region July 9, 2009. Armoured vehicles and trucks carrying thousands of Chinese troops rumbled through riot-damaged streets of the regional capital of northwestern Xinjiang on Thursday, blaring out propaganda urging ethnic unity. REUTERS/David Gray (CHINA CONFLICT MILITARY POLITICS)