U.S. Air Force Staff Sgt. Jacob Szatkowski, 28th Maintenance Group dedicated crew chief, runs the auxiliary power unit of a B-1B Lancer to perform a refuel during Red Flag 24-3 at Nellis Air Force Base, Nev., July 25, 2024. Red Flag is an opportunity to enhance the readiness and training necessary to respond as a joint force to any potential crisis or challenge across the globe. (U.S. Air Force Photo by Senior Airman Yendi Borjas)