Airmen assigned to the 28th Security Forces Squadron simulate taking a hostile hostage during small unit tactics training at Ellsworth Air Force Base, S.D., Sept. 12, 2014 during an Operational Readiness Exercise. The training was a key part of the ORE meant to test the base’s abilities to react and respond to threats in a contingency environment. (U.S. Air Force photo by Senior Airman Zachary Hada/Released)