South Korean air force Capt. Min-Gyu Han, a 123rd Tactical Fighter Squadron F-16 Fighting Falcon pilot, shares a laugh with fellow F-16 pilots from the 8th Fighter Wing after arriving to Kunsan Air Base, South Korea, for exercise Buddy Wing 15-4, June 1, 2015. During the five-day exercise, the 20th FW pilots, maintenance and support personnel are integrating with Kunsan AB Airmen on all aspects of the exercise to include mission planning, briefing, execution and debriefing. (U.S. Air Force photo/Staff Sgt. Nick Wilson)