A policeman salutes when an employee of Rongdu Hotel sends watermelons to him in Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region, on July 13, 2009. All walks of life in Urumqi have kept sending fruits, food and water to policemen who are ensuring the security here in recent days. [Xinhua]

Employees of Rongdu Hotel send watermelons to policemen who are on duty in Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region, on July 13, 2009. [Xinhua]