U.S. Soldiers assigned to the 2nd Squadron, 38th Cavalry Regiment react to rioters, role played by Soldiers with the 1st Battalion, 4th Infantry Regiment, during the Kosovo Force (KFOR) 18 mission rehearsal exercise (MRE) at the Joint Multinational Readiness Center in Hohenfels, Germany, Jan. 18, 2014. The KFOR 18 MRE was designed to prepare the U.S. Army's 504th Battlefield Surveillance Brigade and multinational forces for operations in support of NATO in Kosovo.