U.S. soldiers fire their M1A1 Abrams tank main battle gun at a target while conducting the defensive position live-fire portion of the Strong Europe Tank Challenge, Grafenwoehr, Germany, June 5, 2018. The soldiers are assigned to the 1st Infantry Division’s 2nd Battalion, 70th Armor Regiment, 2nd Armored Brigade Combat Team. U.S. Army Europe and the German army co-host the third Strong Europe Tank Challenge at Grafenwoehr Training Area, June 3 – 8, 2018. The Strong Europe Tank Challenge is an annual training event designed to give participating nations a dynamic, productive military partnerships, form soldier-level relationships, and share tactics, techniques and procedures. The participating nations this year are Austria, France, Germany, Poland, Sweden, Ukraine, Great Britain and the United States. Army photo by Staff Sgt. Wallace Bonner