Senior Airman checks tire air pressure on a C-17
Senior Airman Zachary Anderson, 911th Aircraft Maintenance Squadron crew chief, checks the air pressure of a tire on a C-17 Globemaster III at the Pittsburgh International Airport Air Reserve Station, Pa., May 6, 2020. Crew chiefs routinely inspect and service the aircraft to ensure mission and operational readiness. (U.S. Air Force photo by Joshua J. Seybert)