Controllers keep watch as an Airport Express train arrives at the subway station in Beijing Capital International Airport in China's capital July 19, 2008. Beijing opened two new subway lines and an airport rail express on Saturday ahead of the Olympic Games.

Beijing subway controllers stand on a subway platform inside a new station near the Olympic Stadium during a media tour in Beijing July 19, 2008. Beijing opened two new subway lines and an airport rail express on Saturday ahead of the Olympic Games.