PITTSBURGH INTERNATIONAL AIRPORT AIR RESERVE STATION, Pa. -- Airmen of the 911th Maintenance Group perform maintenance on a C-17 Globemaster III engine at the Pittsburgh International Airport Air Reserve Station, Pennsylvania, June 25, 2020. Airmen performed the first ever home station check in the new two-bay hangar that was built as part of the 911th Airlift Wing’s ongoing aircraft conversion.