Marines from Scout platoon, Headquarters and Service Company, 1st Tank Battalion, instructs Soldiers from the Romanian Army, 341st Infantry Battalion on basic marksmanship at Babadag training area, Romania June 17. The Black Sea Rotational Force Security Cooperation Marine Air-Ground Task Force is deployed to Eastern Europe to promote regional stability, build enduring partnerships and help increase the military capabilities of partner nations in the Black Sea, Balkan and Caucasus regions.