Marines with Battery and Golf Co., 2nd Battalion, 6th Marines, capture a role-playing enemy within the confines of their shields during a riot control exercise aboard Camp Lejeune, N.C., March 24, 2015. The Marines moved swiftly to pull the enemy back through their formation, then closed back up in a defensive position as one straight line of shields. - Marines with Battery and Golf Co., 2nd Battalion, 6th Marines, capture a role-playing enemy within the confines of their shields during a riot control exercise aboard Camp Lejeune, N.C., March 24, 2015. The Marines moved swiftly to pull the enemy back through their formation, then closed back up in a defensive position as one straight line of shields.