NATO Discussion Defense Secretary Jim Mattis, left, NATO Secretary General Jens Stoltenberg, center, and British Defense Secretary Gavin Williamson speak before a meeting at NATO headquarters in Brussels, Nov. 8, 2017. DoD photo by Air Force Staff Sgt. Jette Carr SHARE: Download: Full Size (1.07 MB) Credit: Jette Carr VIRIN: 171108-D-GY869-140A.JPG Photo Gallery