Tech. Sgt. Melany Money applies pressure to her arm moments after Tech. Sgt. Kristopher Mitchell, a medical technician with the 302nd Aeromedical Staging Squadron, inoculates her with an influenza vaccination, Sept. 9, 2012, at Peterson Air Force Base, Colo. Every year, Air Force Reserve members are required to receive the vaccine to help ensure mission readiness. Money is the 302nd Airlift Wing ground safety manager. (U.S. Air Force photo/Staff Sgt. Derrick Gildner)