Senior Airman Amelia Bradfield, 9th Airlift Squadron loadmaster, measures the height of a cargo box before loading it onto a Dover Air Force Base C-5M Super Galaxy during a Major Command Service Tail Trainer exercise at Holloman AFB, New Mexico, June 2, 2021. The 9th AS performs MSTTs to expedite upgrade and qualification training for C-5M loadmasters and flight engineers. Over the course of the 10-day MSTT, 9th AS loadmasters loaded and unloaded 320,085 pounds of cargo, including palletized cargo, aircraft ground equipment, a fuel truck and a K-loader. (U.S. Air Force photo by Senior Airman Faith Schaefer)