U.S. Army Sgt. Ryan Powell, right, and Spc. Tyler Minnick, rear, use hand signals to guide a Stryker armored vehicle during railhead operations in Konotop, Poland, Jan. 11, 2016. Unloading vehicles and equipment is part of the training mission to support Atlantic Resolve, a multinational demonstration of continued U.S. commitment to the collective security of NATO allies. Powel and Minnick are infantrymen assigned to 3rd Squadron, 2nd Cavalry Regiment. U.S. Army photo by Sgt. Paige Behringer