A lightning is seen in the sky above Beijing before a thunder storm on Aug 11, 2013. [Photo by Yan Zhigang/provided to chinadaily.com.cn] 

Aircrafts of Breitling Jet Team, a famous European aerobatic team, stop at the Yinchuan Hedong International Airport in Yinchuan, capital of Northwest China's Ningxia Hui autonomous region, Aug 11, 2013. The team will give performances at Karamay city in Northwest China's Xinjiang Uyghur autonomous region, during its tour in China. [Photo/Xinhua]