U.S. National Guard Soldiers stand shoulder-to-should

U.S. National Guard Soldiers stand shoulder-to-should with their NATO Allies and partners during the official opening ceremony for Exercise Rapid Trident 17 in Yavoriv, Ukraine, Sept. 11, 2017. Rapid Trident 17 will provide participating nations with the opportunity to improve theater security cooperation within Eastern Europe, enhance interoperability amongst NATO member nations and partners, and to combine capabilities to operate in joint, multinational and integrated security operations. (U.S. Army photo by Sgt. Justin Geiger)