U.S. Air Force F-16C Fighting Falcons await clearance for takeoff during Exercise Beverly Pack 18-1 at Kunsan Air Base, Republic of Korea, Oct. 11, 2017. The week-long exercise’s wartime scenario tested flight line operations’ abilities to generate sorties in support of contingency operations and execute the combat mission. (U.S. Air Force photo by Staff Sgt. Victoria H. Taylor)