A U.S. Marine Corps Marine from the Provost Marshal’s Office special reaction team helps a simulated hostage during an active shooter training exercise June 25, 2018, at Ryukyu Middle School, Kadena Air Base, Japan. The exercise enabled 18th Security Forces Squadron defenders to work with a U.S. Marine Corps special reaction team and the Kadena Fire Department to hone their skills. (U.S. Air Force photo by Staff Sgt. Micaiah Anthony)