U.S. Air Force Col. Patrick McKenzie, left, shakes hands with U.S. President Barack Obama, during introduction by U.S. Army Gen. James Thurman on Osan Air Base, South Korea, March 25, 2012. Obama transited the base on his way to the 2012 Nuclear Security Summit in Seoul, South Korea. McKenzie is the commander, 51st Fighter Wing, Thurman is commander, United States Forces Korea. U.S. Air Force Col. Patrick McKenzie, left, shakes hands with U.S. President Barack Obama, during introduction by U.S. Army Gen. James Thurman on Osan Air Base, South Korea, March 25, 2012. Obama transited the base on his way to the 2012 Nuclear Security Summit in Seoul, South Korea. McKenzie is the commander, 51st Fighter Wing, Thurman is commander, United States Forces Korea. SHARE: Download: Full Size (1.82 MB) Tags: Photo Essays Credit: VIRIN: 799161-G-ZMD94-700.jpg Photo Gallery