A damaged house in Lixian county, Northwest China's Gansu province, July 22, 2013. The county is about 180 kilometers away from the epicenter. A 6.6-magnitude earthquake jolted a juncture region of Minxian county and Zhangxian county in Dingxi city of the province Monday morning, killing 54 people, local authorities said. [Photo/Xinhua]

A man stands on the debris of collapsed houses in Majiagou village, Minxian county, July 22, 2013. [Photo/Xinhua]

Quake-hit Baiyangpo village, in Minxian county, July 22, 2013. [Photo/CFP]