CEREMONIAL WALK Photographers crowd to get shots of U.S. Defense Secretary Robert M. Gates and Chinese Gen. Liang Guanglie, the National Defense minister, as they troop the line of the Peoples' Liberation Army ceremonial guard during welcoming ceremonies for Gates at the Bayo Building in Beijing, Jan. 10, 2011. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 577649-Z-ADJ95-946.jpg Photo Gallery