ELLSWORTH AIR FORCE BASE, S.D. -- Staff Sgt. Ben Pieta, 28th Security Forces Squadron patrolman, attempts to halt a suspicious person walking towards an entry control point during a Phase II Operational Readiness Exercise, March 3. The Phase II ORE tested Airmen's operational readiness in a deployed environment. (U.S. Air Force photo/Airman 1st Class Matthew Flynn)