U.S. Air Force Staff Sgt. Bianca Raleigh, 31st Medical Operations Squadron allergy and immunizations noncommissioned officer in charge, administers a patient March 24, 2015, at Aviano Air Base, Italy. To help ensure Airmen's and their families’ health, the immunization clinic provides annual vaccines. (U.S. Air Force photo by Senior Airman Areca T. Wilson/Released)