U.S. Air Force Maj. Jozsef Jonas, a 25th Fighter Squadron pilot, shakes hands with South Korean air force Capt. Ahn Hae-chul, a 237th FS pilot, before takeoff on Osan Air Base, South Korea, Feb. 24, 2016. Buddy Wing is conducted quarterly to sharpen interoperability between allied forces. (U.S. Air Force photo/Senior Airman Kristin High)