U.S. Defense Secretary Ash Carter, second from left, and Spanish Defense Minister Pedro Morenes inspect troops before an honors and wreath-laying ceremony in Madrid, Oct. 5, 2015. Carter is on a five-day trip to Europe to attend the NATO Defense Ministerial Conference in Brussels, Belgium, and meet with counterparts in Spain, Italy and the United Kingdom. DoD photo by U.S. Army Sgt. 1st Class Clydell Kinchen