U.S. Air Force Capt. Michella Mayo-Smith, an emergency services clinical nurse from the 633rd Medical Operations Squadron, listens to the lungs of Elijah Menard, five-month-old son of U.S. Navy Petty Officer 1st Class Aved Menard, in the USAF Hospital Langley Emergency Room at Langley Air Force Base, Va., Feb. 26, 2016. The ER staff sees a variety of patients, from pediatrics to geriatrics, with a wide range of ailments on a daily basis. (U.S. Air Force photo by Staff Sgt. Aubrey White)