Air Force District of Washington Commander Maj. Gen. Sharon K. G. Dunbar, AFDW Director of Staff Dean Peebels and AFDW First Sergeant Senior Master Sgt. Johnny Hamm present a promotion line number to Technical Sgt. Joel Ketchum, AFDW JA, for the rank of Master Sergeant at Joint Base Andrews, Md., May 22, 2014. Ketchum was greeted by all AFDW leadership and Senior NCOs to congratulate him on his promotion. The rank of Master Sgt. is one of the most significant roles for enlisted Airmen where they transition from technical performance to leading and managing. (U.S. Air Force photo/Staff Sgt. Matt Davis)