Air Force Reserve Staff Sgt. Ashleigh Leete, 439th Aeromedical Evacuation Squadron, shares a smile while communicating with teammates during exercise Ultimate Caduceus 2018 at Travis Air Force Base, Calif., Aug. 22, 2018. Ultimate Caduceus is an annual patient movement exercise designed to test the ability of U.S. Transportation Command to provide medical evacuation. The 439th AES is based out of Westover Air Reserve Base, Mass. (U.S. Air Force photo by Jamal D. Sutter)