Maj. Catherine Paterson, 439th Aeromedical Evacuation Squadron flight nurse, and Senior Airman Jared Thacker, 445th AES medical technician, put together patient beds in a C-5M Super Galaxy, prepping it for simulated patients during Exercise Ultimate Caduceus at Travis Air Force Base, Calif., on Aug. 23, 2108. Exercise Ultimate Caduceus is U.S. Transportations Command’s annual patient movement field training exercise. It simulated bringing in injured troops from overseas, triaging them at Travis AFB, and moving them to longer-term and advanced-care facilities. (U.S. Air Force photo/Staff Sgt. Daniel Phelps)