U.S. Air Force aircraft sit parked on the flight line at sunrise during Exercise Ultimate Caduceus 2024 at Travis Air Force Base, California, June 14, 2024. More than 1,000 military and civilian personnel are participating in UC24 from June 10-21, an annual U.S. Transportation Command (USTRANSCOM) led patient movement field training exercise. (U.S. Air Force photo by Kenneth Abbate)