An Airman from the 791st Airlift Squadron adjusts his harness on a C-17 Globemaster III above North Field North, S.C., Jan. 15, 2021. Joint Base Charleston hosted and executed a ceremonial flight of the C-17 to celebrate the airframe’s four-millionth flying hour. The event was a celebration of the accomplishment and a thank you to Airmen, industry partners and community leaders who made this possible.