Combat Shield tests F-16s
Members of the 8th Maintenance Squadron and the 8th Aircraft Maintenance Squadron review technical data while testing the radar threat warning systems of an F-16 Fighting Falcon on Kunsan Air Base, Republic of Korea, July 26, 2012. This is part of a test of numerous aircraft by Combat Shield, a group that goes around the Air Force testing the systems of various aircraft. (U.S. Air Force photo/Staff Sgt. Jonathan Fowler)