London Arrival Defense Secretary Ash Carter greets Air Force Brig. Gen. Christopher M. Short, the defense attaché in London, upon his arrival in London, Sept. 6, 2016. Carter is traveling to the United Kingdom and Norway to meet with leaders from the two longstanding NATO allies. DoD photo by U.S. Air Force Tech. Sgt. Brigitte N. Brantley SHARE: Download: Full Size (0.85 MB) Credit: Staff Sgt. Brigitte Brantley VIRIN: 160906-D-GO396-004A.JPG Photo Gallery