Four F-16 Fighting Falcons and four F-15K Slam Eagles prepare to take off to conduct their first aerial formation training scenario during exercise Buddy Wing 15-2, Feb. 3, 2015, at Daegu Air Base, South Korea. Buddy Wing exercises are part of a combined fighter exchange program designed to improve interoperability between U.S. Air Force and South Korean air force fighter units. (U.S. Air Force ph..
