Photo by Staff Sgt. Paolo Felicitas | 446th Airlift Wing (AFRC) | 09.23.2021
Tech. Sgt. Brian Rien, an air reserve technician and crew chief assigned to the 446th Aircraft Maintenance Squadron, prepares to service oil to a C-17 Globemaster III aircraft on Sept. 23, 2021, in Joint Base Lewis-McChord, Washington. Rien serviced the aircraft as part of a Thru-Flight Inspection. Crew chiefs, formally known as tactical aircraft maintainers, are generalists who coordinate the......