U.S. Air Force Staff Sgt. Hilary Tenebruso, right, vaccinates Airman 1st Class Amanda Murdock, both 7th Medical Operations Squadron medical technicians, at Dyess Air Force Base, Texas, Aug. 31, 2016. Each month the immunizations flight provides an average of 800 to 900 doses. (U.S. Air Force photo by Staff Sgt. Peter Thompson)