Airman 1st Class enters a C-17 Globemaster III
Airman 1st Class Eric Walker, 911th Aircraft Maintenance Squadron crew chief, enters a C-17 Globemaster III at the Pittsburgh International Airport Air Reserve Station, Pa., Feb. 7, 2020. Crew chiefs work in all kinds of weather, including freezing temperatures, to maintain operational readiness. (U.S. Air Force photo by Joshua J. Seybert)
70.0-200.0 mm f/2.8
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