Maj. Gen. D. Scott Durham, Fourth Air Force commander, right, listens as Master Sgt. Frederick Beck, 434th Maintenance Group aerospace propulsion flight chief, explains the unit’s recent auxiliary power unit rebuild project, Grissom Air Reserve Base, Feb. 3, 2024. The project was recently nominated for a Fourth Air Force Raincross award, which recognizes the innovative work of aircrews that display exceptional airmanship during an individual mission or sustained operations. Air Force

---

Size: 6048px × 4024px
Photo credit: © Operation 2024 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, apu, base, command, force, fourth, innovation, rebuild, team, visit, wing