311th Expeditionary Sustainment Command soldiers, Sgt. 1st Class Mark Firster of Cochranton, Pa., container management noncommissioned officer and Staff Sgt. Lee Harris of Los Angeles, transportation NCO, attend a container control officer class March 05 at Kandahar Airfield. (U.S. Army photo by Sgt. Phillip Valentine, 311th Expeditionary Sustainment Command Public Affairs)