A civilian mariner aboard the MSC fleet replenishment oiler USNS Patuxent watches a fuel line being sent to MSC fast combat support ship USNS Supply during a replenishment at sea in the Gulf of Oman. U.S. Navy photo by MC3 Carlos M. Vazquez II
Sailors aboard USS Hue City observe USS Dwight D. Eisenhower conducting a replenishment-at-sea with USNS Medgar Evers. U.S. Navy photo by MC2 Matthew R. Cole
MSC tanker USNS Lawrence H. Gianella sails through an icy channel past Mt. Erebus, the southernmost active volcano on Earth, on its way to deliver supplies to McMurdo Station, Antarctica.
MSC hospital ship USNS Mercy sails from a mission stop in Indonesia. U.S. Navy photo by MC2 Roadell Hickman
Sailors assigned to the deck department guide pallets from USNS Arctic to the hangar bay of USS Harry S. Truman during a replenishment-at-sea. U.S. Navy photo by MC3 Karl Anderson.