U.S. Air Force Staff Sgt. Bianca Raleigh, 31st Medical Operations Squadron allergy and immunizations noncommissioned officer in charge, administers a patient’s shot March 23, 2015, at Aviano Air Base, Italy. In addition to providing patients with required vaccinations, the immunization clinic offers allergy shots and air allergen skin testing. (U.S. Air Force photo by Senior Airman Areca T. Wilson/Released)