The funeral service for the three policemen killed in a helicopter crash is held at a cemetery in Lixian County, Aba Prefecture, southwest China's Sichuan Province, July 3, 2008. The three local policemen Chen Jian, Zhao Xiang and Tang Chao, were were on boad of a Mi-171 helicopter which, on a mission of transferring injuries in wake of the massive earthquake, crashed into a mountain. [Xinhua]