U.S. Air Force Airman 1st Class Trevin Wharton, 8th Security Forces Squadron heavy gunner, guards his post during exercise Beverly Pack 18-1 at Kunsan Air Base, Republic of Korea, Oct. 11, 2017. The exercise tested the Wolf Pack’s capabilities to carry out the wing missions of defend the base, accept follow-on forces and take the fight north through various injects mimicking wartime scenarios. (U.S. Air Force photo by Staff Sgt. Victoria H. Taylor)