ELLSWORTH AIR FORCE BASE, S.D. – (Left) Master Sgt. Lee Greenwell, water fuel systems craftsman and Airman 1st Class David McMillen, heating, ventilation and air conditioning apprentice, both from the 28th Civil Engineer Squadron, provide self-aid buddy care to Airman 1st Class Frederick Ferrante, Air Force Financial Services Center reserve travel technician, during a Phase II Operational Readiness Exercise, Sept. 16. During the Phase II ORE Airmen are challenged with SABC scenarios to ensure combat readiness. (U.S. Air Force photo/Senior Airman Corey Hook)