U.S. Air Force Staff Sgt. Chelsea Jones, 23d Medical Operations Squadron immunization back-up technician, prepares to give a patient a flu shot Jan. 21, 2016, at Moody Air Force Base, Ga. The clinic provides immunizations while also educating and counseling patients on vaccination practices, policies and their life-saving importance. (U.S. Air Force photo by Airman 1st Class Greg Nash/Released)