721st AMXS puts Ramstein in the sky
Senior Airman Christian Sharpe, 721st Aircraft Maintenance Squadron aerospace maintenance technician, attaches a hose to a C-17 Globemaster III Sept. 22, 106 at Ramstein Air Base, Germany. Sharpe was refilling the liquid oxygen in this aircraft, which is a source of breathing oxygen for pilots and aircrew at high altitudes. (U.S. Air Force photo/Senior Airman Tryphena Mayhugh)