Oxygen Loaded
Left, Airman 1st Class Kyle Hill and Staff Sgt. Lanear Brown, 340th Aircraft Maintenance Unit crew chiefs, refill gaseous oxygen during routine servicing, Dec. 11, 2009, in Southwest Asia. Airman Hill and Sergeant Brown maintain the KC-135 Stratotankers stationed here in support of missions throughout the U.S. Central Command area of responsibility. (U.S. Air Force photo/Staff Sgt. Robert Barney)