ELLSWORTH AIR FORCE BASE, S.D. -- (Right) Staff Sgt. Cheryl Lay and Tech. Sgt. Jacqueline McKenzie, 28th Medical Operations Squadron medical technicians, carry a litter to a simulated aero medical evacuation pick-up point during a Phase II Operational Readiness Exercise, March 3. The Phase II ORE tested the Airmen on a variety of deployed environment scenarios, which allowed them to utilize their combat medical skills training. (U.S. Air Force photo/Airman 1st Class Matthew Flynn)