Beijing Airport Bomber Highlights Threat to Social Stability

Beijing Airport Bomber Highlights Threat to Social Stability

Stephanie Kleine-Ahlbrandt/AFP/Getty Images

A female Chinese police officer, left, asks the crowds to step back as dense white smoke drifted across Terminal 3 of the Beijing Capital International Airport after a man in a wheelchair ignited a home-made explosive device injuring himself but no others on July 20, 2013.