Staff Sgt. Tae Kwan Yeon, 1st Fighter Wing special duty team member, demonstrates how to defend yourself from a grab on Staff Sgt. Zachary Johnson, 736th Security Forces Squadron squad leader, July 23, 2019, at Gwangju Air Base, Republic of Korea. Both nations demonstrated various combatives techniques which were practiced at length until proficient. (U.S. Air Force photo by Staff Sgt. James L. Miller)