Staff Sgt. Desiree Bruton (left) helps Staff Sgt. Henry Nejal find a code in GCSS-Army during unit supply specialist training at Sembach, Germany. The U.S. Army NATO Brigade G4 office hosted training for 16 unit supply specialists from across Europe Feb. 28 to March 4. The supply specialists are members of either battalion S4 offices or company supply offices in Belgium, Italy, Netherlands, Poland and Turkey.