An F-16 Fighting Falcon from the 114th Fighter Wing, arrives at Kunsan Air Base, Republic of Korea, May, 14, 2015. More than 250 South Dakota National Guard from the 114th Fighter Wing, at Joe Foss Field, Sioux Falls, South Dakota, are deployed here as the 175th Fighter Squadron, part of the rotational Threat Security Package that strengthens U.S. forces across the Asia-Pacific region. (U.S. Air Force photo by Senior Airman Divine Cox/Released)