PENTAGON CORRIDOR U.S. Defense Secretary Robert M. Gates, center left, talks with South Korean National Defense Minister Kim Tae-young as they walk down the Pentagon executive corridor, Oct. 8, 2010. The two defense leaders are enroute to a session of an annual security summit between the two nations. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 524215-V-TFZ30-627.jpg Photo Gallery