Mission Meeting Defense Secretary Jim Mattis, center left, meets with members of the U.S. mission at NATO headquarters in Brussels, Feb. 15, 2017. DoD photo by Air Force Tech. Sgt. Brigitte N. Brantley SHARE IMAGE: Download Image: Full Size (1.4 MB) Tags: Travels , JIm Mattis, SecDef, Inherent Resolve, Atlantic Resolve, NATO Photo By: Tech. Sgt. Brigitte Brantley VIRIN: 170215-D-GO396-0057A.JPG Photo Gallery