Senior Airman Natesha Fields, a medical technician with the 916th Aerospace Medicine Squadron at Seymour-Johnson Air Force Base, N.C., fills a prescription for a waiting patient in Sebaco, Nicaragua, on Aug. 8, 2011, during a Medical Readiness Training Exercise, or MEDRETE. The pharmacy for the MEDRETE dispensed more than 12,500 prescriptions during the two-week mission. (U.S. Air Force Photo/Senior Airman Meredith A. H. Thomas)