By Zhao Ruixue and Zhang Ying and Du Shu (chinadaily.com.cn)
Updated: 2008-07-04 12:29
Officer Liu Shuntang (R), from a military unit stationed in Qingdao, directs the efforts to remove green algae from the sea at Qingdao July 3, 2008. The city will host the Olympic sailing events. [Ju Chuanjiang/China Daily]
