![People expresse condolences over Du's death](../../att/site1/20060728/xin_2507032813572262386931.jpg)
A former classmate of Du Zhaoyu mourns at No.7 Middle School in Jinan, East China's Shandong Province July 27, 2006. Du Zhaoyu, a UN observer, was killed in an Israeli air raid on a UN post in south Lebanon on Wednesday. Du once studied at No.7 Middle School in Jinan.[Xinhua]