AdvertisementBefore Leaving Afghanistan, U.S. Troops Must DeclutterAugust 27, 2014Sean CarberryfacebookEmailA construction excavator demolishes a B-hut at the huge Bagram Air Field north of Kabul. The military used the structures as bunks and offices during the 13-year war but is tearing them down as most of the military prepares to leave by year's end. (NPR)