ELLSWORTH AIR FORCE BASE, S.D. – (Right) Senior Airman Alexander Gerszewski, 28th Civil Engineer Squadron firefighter, adjusts the helmet and gas mask of Senior Airman Kenneth Colton, 28 CES firefighter, during a Phase II Operational Readiness Exercise, May 12. The Phase II ORE is designed to mimic a deployed environment and test the combat abilities of Ellsworth’s Airmen. (U.S. Air Force photo/Airman 1st Class Matthew Flynn)