Aircraft Briefing Defense Secretary Ash Carter speaks with reporters aboard an Air Force E4-B aircraft as he flies to Brussels, Feb. 9, 2016, to attend NATO meetings for defense ministers. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz SHARE IMAGE: Download Image: Full Size (1.51 MB) Tags: belgium, ASH Carter, brussels, Defense Secretary , SecDef, NATO Photo By: Master Sgt. Adrian Cadiz VIRIN: 160209-D-DT527-013.JPG Photo Gallery