150805-N-EH218-125 PACIFIC OCEAN (Aug. 5, 2015) Sailors aboard the guided-missile cruiser USS Mobile Bay (CG 53) heave a messenger line attached to the fuel probe during a replenishment-at-sea with the Military Sealift Command fleet replenishment oiler USNS Yukon (T-AO 202). The John C. Stennis Strike Group is undergoing a composite training unit exercise and joint task force exercise, the final step in certifying to deploy. (U.S. Navy photo by Mass Communication Specialist 2nd Class Ryan J. Batchelder/Released)