Policemen clear site of an explosion at Terminal 3 of the Beijing Capital International Airport in Beijing, capital of China, July 20, 2013. Ji Zhongxing, a 34-year-old from Heze City of east China's Shandong Province, set off a home-made explosive device outside the arrivals exit of the Terminal 3 at around 6:24 pm Saturday after he was stopped from handing out leaflets to get attention to his complaints, an initial police investigation showed. Photos: Xinhua
 

 Photo taken on July 20, 2013 with a cellphone shows the site of an explosion at Terminal 3 of the Beijing Capital International Airport in Beijing, capital of China.
 

Photo taken on July 20, 2013 with a cellphone shows Ji Zhongxing (man on the wheelchair), suspect of an explosion at Terminal 3 of the Beijing Capital International Airport in Beijing, capital of China. 
 

Photo taken on July 20, 2013 with a cellphone shows Ji Zhongxing (man on the wheelchair), suspect of an explosion at Terminal 3 of the Beijing Capital International Airport in Beijing, capital of China. 

 Passengers walk out of the B Exit of Terminal 3 in Beijing Capital International Airport in Beijing, capital of China, July 20, 2013.