Yan Cailu, who was wounded in the July 5 riot, calls his relatives as he leaves the hospital in Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region, July 15, 2009. Twelve of the twenty-two people who received treatment in the 23rd Hospital of the People's Liberation Army (PLA) after being wounded in the July 5 riot in Urumqi left the hospital on Wednesday as they recovered from the wounds.