Following a preflight maintenance inspection, Airman 1st Class Michael Beil, 436th Aircraft Maintenance Squadron crew chief, sits near the crew entry door of a C-5M Super Galaxy at Dover Air Force Base, Delaware, Jan. 19, 2021. Dover AFB supports 20% of the nation’s strategic airlift and routinely flies local training missions to sustain mission readiness for global operations. (U.S. Air Force photo by Airman 1st Class Faith Schaefer)

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Photo by: Airman 1st Class Faith Schaefer |  VIRIN: 210119-F-MO780-1670.JPG