U.S. Sailors aboard the guided missile cruiser USS Vella Gulf (CG 72) in the Mediterranean Sea prepare to execute a replenishment at sea with the fleet replenishment oiler USNS Leroy Grumman (T-AO 195) Aug. 27, 2014. The Vella Gulf conducted maritime security operations and theater security engagements in the Black Sea as part of the U.S. commitment to regional stability.