Airmen secure a tarp for an En Route Patient Staging System during Exercise Ultimate Caduceus 2025 at Travis Air Force Base, Calif., July 25, 2025. UC25 assesses U.S. Transportation Command’s ability and capacity to conduct Global Patient Movement at scale and in a field training environment, as well as examine patient movement functionality across the Department of Defense with industry and interagency partners. (U.S. Air Force photo by Airman 1st Class Ashley Rowell)