Honor Cordon Defense Secretary James N. Mattis, left, and Defense Minister Predrag Boskovic of Montenegro stand during a welcoming ceremony before their meeting at the Pentagon, Feb. 27, 2018. DoD photo by Army Sgt. Amber I. Smith SHARE IMAGE: Download Image: Full Size (2.88 MB) Tags: European Security, James N. Mattis, SecDef, Northcom, Northern Command Photo By: Amber I. Smith VIRIN: 180227-D-SV709-0100.JPG Photo Gallery