U.S. Air Force Staff Sgt. Brandan Eck (left), and Tech. Sgt. Ashlin Thomas (right), 8th Security Forces Squadron members, search a simulated active shooter during an exercise at Kunsan Air Base, Republic of Korea, July 23, 2019. 8th SFS routinely trains to respond to a variety of threats. (U.S. Air Force photo by Senior Airman Stefan Alvarez)