U.S. Air Force Col. Caroline Miller, 633rd Air Base Wing commander, receives her annual flu shot from Staff Sgt. Julianne Wenger, 633rd Medical Operations Squadron, at Langley Air Force Base, Va., Oct. 16, 2015. Flu vaccinations are set to be available for active duty Service members, government employees and first responders Oct. 21-22 from 7 a.m., until 5 p.m., at the Community Commons. (U.S. Air Force photo by Staff Sgt. Ciara Gosier/Released)