Shanghai airports witness air traffic capacity drop (3/4)

Passengers wait for security check at Hongqiao airport in east China's Shanghai Municipality, July 29, 2014. According to the Air Traffic Management Bureau of the Civil Aviation Administration of China, Shanghai's two main airports -- Hongqiao and Pudong -- would witness an air traffic capacity drop by 75 percent at some stages on Tuesday. Eastern China have been experiencing lots of flight delays recently. (Xinhua/Pei Xin)