150111-N-SB299-010 ATLANTIC OCEAN (Jan. 11, 2015) The Military Sealift Command fast combat support ship USNS Arctic (T-AOE 8) transits beside the aircraft carrier USS Theodore Roosevelt (CVN 71), not pictured, in preparation for a replenishment-at-sea. Theodore Roosevelt is underway participating in a a composite unit training exercise, which tests the Theodore Roosevelt Carrier Strike Group's ability to effectively react to real-world scenarios and perform as an integrated unit. (U.S. Navy photo by Mass Communication Specialist Seaman Apprentice Alex Millar/Released)