Buildings are shrouded by fog in Urumqi, capital of northwest China's Xinjiang Uygur Autonomous Region, Feb. 4, 2009. Heavy fog hit Urumqi on Wednesday, the fourth consecutive day this month. [Zhao Ge/Xinhua]
An earthquake measuring 7.8 on the Richter scale jolted Sichuan Province at 2:28 PM on May 12.