171121-N-FP690-1133 INDIAN OCEAN (Nov. 21, 2017) Aviation Machinist’s Mate 2nd Class Ashley Arns, assigned to the "Battlecats" of Helicopter Maritime Strike Squadron (HSM) 73, applies sealant to the gasket of an MH-60R Sea Hawk helicopter in the hangar bay of the aircraft carrier USS Theodore Roosevelt (CVN 71). Theodore Roosevelt is deployed in support of maritime security operations and theater security cooperation efforts. (U.S. Navy photo by Mass Communication Specialist 3rd Class Robyn B. Melvin/Released)