To learn Lean manufacturing concepts under the Air Force Smart Operations for the 21st Century, aircraft mechanics from the 725th Aircraft Maintenance Squadron, Rota Naval Air Station, Spain, build aeropod airplanes in an assembly line process. Senior Master Sgt. Bryan Ford, 512th Maintenance Group, Dover Air Force Base, Del., assisted the overseas maintenance unit in implementing AFSO 21 principles by teaching them the AFSO 21 Phase 1 course. (U.S. Air Force photo/Senior Master Sgt. Bryan Ford)