The Joint Base Charleston honor guard walks away, during a ceremony held to commemorate the delivery of the final U.S. Air Force C-17 Globemaster III, P-223, Sept. 12, 2013, on the flight line at JB Charleston - Air Base, S.C. This historical event comes more than 20 years after the 437th Airlift Wing and the 315th Airlift Wing took delivery of the very first C-17 to enter the Air Force inventory June 14, 1993, and marks the successful completion of C-17 production for the U.S. Air Force. (U.S. Air Force photo/ Airman 1st Class Chacarra Neal)