Students of Fudan University watch as Chinese national flag is lowered to half-mast in Shanghai, east China, April 21, 2010. Students of Fudan University attended a mourning ceremony early Wednesday to pay respect to the victims of Yushu earthquake. [Xinhua]

Frontier guards mourn for the victims of Yushu earthquake, in Shishi of southeast China's Fujian Province, April 21, 2010. [Xinhua]