U.S. Soldiers with the 1st Battalion, 4th Infantry Regiment acting as rioters harass Bosnian-Herzegovinian soldiers Aug. 27, 2014, during Saber Junction 2014 at the Joint Multinational Readiness Center in Hohenfels, Germany. Saber Junction is a U.S. Army Europe-led exercise designed to prepare U.S., NATO and international partner forces for unified land operations.