Captain's bars passed on through combat zone history
Lt.Col. James Mach, 22nd Expeditionary Air Refueling Squadron commander, pins the rank of captain onto Capt. Norman Popp, 22 EARS pilot, during a 376th Air Expeditionary Wing promotion and awards ceremony at Transit Center at Manas, Kyrgyzstan, August 31, 2013. The rank has been passed down through U.S. combat zones and conflicts since World War II. Popp is deployed out of RAF Mildenhall, England, and is a native of Jackson, Mo.(U.S. Air Force photo/Staff Sgt. Robert Barnett)