Pressure Check Air Force Senior Airman Zachary Anderson checks the tire pressure 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. SHARE: Download: Full Size (1.41 MB) Tags: Air Force Credit: Joshua Seybert, Air Force VIRIN: 200506-F-UJ876-9007C.JPG Photo Gallery