Personnel from the U.S. and Republic of Korea air forces pose for a group photo during Buddy Wing 16-2 on Osan Air Base, ROK, Feb. 22, 2016. The Buddy Wing exercise, conducted quarterly, is a combined program between the U.S. and ROKAF to promote solidarity and mutual understanding of all executed operations. (U.S. Air Force photo by Senior Airman Kristin High/Released)