U.S. Marines with the Black Sea Rotational Force participate

U.S. Marines with the Black Sea Rotational Force participate in a demolition range at the Novo Selo Training Area, Bulgaria, Dec. 7, 2016. The Black Sea Rotational Force is an annual multilateral security cooperation deployment in the Black Sea, Balkan and Caucasus regions designed to enhance participants’ collective professional military capacity, promote regional stability and build enduring relationships with partner nations. Black Sea Rotational Force is an annual multilateral security cooperation activity between the U.S. Marine Corps and partner nations in the Black Sea, Balkan and Caucasus regions designed to enhance participants’ collective professional military capacity, promote regional stability and build enduring relationships with partner nations. (U.S. Marine Corps photo by Sgt. Michelle Reif.)