U.S. Air Force Airman 1st Class Hector Arrayo, 35th Aircraft Maintenance Squadron crew chief, tows an F-16 Fighting Falcon to a Komatsu Air Self-Defense Force Base hangar in Japan Dec. 3, 2010, for protection from inclement weather during a Keen Sword 2011 exercise mission. During Keen Sword 2011, units from the U.S. Army, Navy, Air Force and Marine Corps conduct training with their Japan Self-Defense Force counterparts at military installations throughout mainland Japan, Okinawa, and in the waters surrounding Japan. (U.S. Air Force photo/1st Lt. Cammie Quinn)