Tank platoons, from eight NATO and partner nations pose together for a photo during the Strong Europe Tank Challenge (SETC) Opening Ceremony at 7th Army Training Command's Grafenwoehr Training Area, Germany, June 3, 2018. 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 and fun environment in which to foster military partnerships, form Soldier-level relationships, and share tactics, techniques and procedures. (U.S. Army Photo by Spc. Emily Houdershieldt)