A variety of munitions are lined up on the flightline near parked B-1 bombers during an Operational Readiness Exercise at Ellsworth Air Force Base, S.D., March 15, 2012. The ORE covered a wide range of operations and was designed to test Airmens ability to deploy personnel, aircraft and equipment. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)