PACIFIC OCEAN (March 30, 2011) An SA-330J Puma helicopter lands aboard the guided-missile destroyer USS PREBLE (DDG-88) during a vertical replenishment with the Military Sealift Command dry cargo and ammunition ship USNS Richard E. Byrd (T-AKE 4). Preble is conducting humanitarian assistance operations off the coast of Japan in support of Operation Tomodachi. (U.S. Navy photo by Ensign Katherine O'Donnell/Released)