Tech. Sgt. Nathan Nachatilo, 62nd Aircraft Maintenance Squadron, left, explains the process of aircraft decontamination to Gen. David Goldfein, chief of staff of the Air Force, right, at Joint Base Lewis-McChord, Wash., June 18, 2020. During his tour of Team McChord, Goldfein visited the Western Air Defense Sector, 62nd Maintenance Squadron, 62nd Aircraft Maintenance Squadron and the 7th and 4th Airlift Squadrons to see how their mission shave been impacted by COVID-19. (U.S. Air Force photo by Senior Airman Sara Hoerichs)