Counter-ISIS Meeting Defense Secretary Jim Mattis, center left, speaks during a Global Coalition to Counter ISIS meeting at NATO headquarters in Brussels, Feb. 16, 2017. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley SHARE: Download: Full Size (1.58 MB) Credit: Tech. Sgt. Brigitte Brantley VIRIN: 170216-D-GO396-0615A.JPG Photo Gallery