Wang Ok Gyong and Kim Yong Mi of the Democratic People's Republic of Korea compete during the duet free routine preliminary at the Beijing 2008 Olympic Games synchronized swimming event in Beijing, China, Aug. 19, 2008. (Xinhua/Wang Dingchang)

Jiang Wenwen and Jiang Tingting of China compete during the duet free routine preliminary at the Beijing 2008 Olympic Games synchronized swimming event in Beijing, China, Aug. 19, 2008. Jiang Wenwen and Jiang Tingting ranked the third in preliminary and advanced to the final. (Xinhua/Chen Jianli)