PITTSBURGH INTERNATIONAL AIRPORT AIR RESERVE STATION, Pa. -- Airmen of the 911th Maintenance Group perform inspections and prepare to conduct maintenance on a C-17 Globemaster III at the Pittsburgh International Airport Air Reserve Station, Pennsylvania, April 27, 2021. Inspections and technical orders ensure that maintenance tasks are conducted in a thorough, precise, and safe manner to maximize readiness of aircraft and air crews.