Serbian soldiers provide security for U.S. Army Sgt. Kara Yost, a Military Police dog handler with the 131st Military Working Dog Detachment, 615th Military Police Company and her dog Kajo, during urban assault training as part of exercise Combined Resolve II at the Hohenfels Training Area, Germany, May 17, 2014. Combined Resolve II is a U.S. Army Europe-directed multinational exercise at the Grafenwoehr and Hohenfels Training Areas, including more than 4,000 participants from 15 NATO and European partner nations. (U.S. Army photo by Visual Information Specialist Markus Rauchenberger/released)