Students lower their heads during a silent tribute to the victims of the Lushan earthquake on April 20 at Lushan Middle School, Ya'an city, Southwest China's Sichuan province on April 27, 2013. A public mourning ceremony was held Saturday in Southwest China's Sichuan province for those who died in the 7.0-magnitude quake a week ago. The quake claimed nearly 200 lives and destroyed about 126,000 homes, according to official figures. [Photo/Xinhua]

A woman pins a paper flower on her husband's sleeve on April 27 in Renjia village, Qingren township, in Sichuan province's Lushan county, to pay respect to those who died in the earthquake. Wang Jing / China Daily