Master Sgt. Justin Bauer from the 355th Fighter Wing at Davis-Monthan Air Force Base, Ariz., was awarded the Spark Tank 2021 trophy for his idea, “Innovative Approach to C-130 Wheel Repair.” Spark Tank 2022, a Department of the Air Force annual competition in which Airmen and Guardians pitch innovative solutions to operational problems, will accept submissions in early August 2021. (U.S. Air Force graphic)