150114-N-ZZ999-032 ATLANTIC OCEAN (Jan. 14, 2015) Marines aboard the aircraft carrier USS Theodore Roosevelt (CVN) 71 perform maintenance on an F/A-18C Hornet attached to the Thunderbolts of Marine Strike Fighter Attack Squadron (VMFA) 251. Theodore Roosevelt is underway participating in a composite training unit exercise (COMPTUEX), 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 Anthony Hopkins II/Released)