Military Sealift Command Atlantic, the Norfolk, Va.,-based U.S. Navy command responsible for Military Sealift Command ships transporting equipment, fuel, supplies and ammunition in the Western Atlantic Ocean, changed command during a ceremony at Naval Station Norfolk today. Capt. Samuel R. Norton assumed command of MSCLANT from outgoing commander Capt. Michael G. Graham during a 10 a.m. ceremony at the Vista Point Conference Center. Norton last served as commander of amphibious assault ship USS Nassau, which he led on its final deployment prior to decommissioning earlier this year.