Senior Airman Benjamin Synder, 512th Maintenance Squadron jet propulsion specialist, briefs Brig. Gen. Jeffrey Pennington, Fourth Air Force commander, on the complexities of C-5M Super Galaxy jet engine maintenance Oct. 17, 2020, inside the Isochronal Maintenance Dock on Dover Air Force Base, Delaware. During his visit, Villa met with the Liberty Wing’s Reserve Citizen Airmen, encouraging readiness, resilience and reform. (U.S. Air Force photo by Tech. Sgt. Zachary Cacicia)