111005-N-TU221-008 PACIFIC OCEAN (Oct. 5, 2011) Sailors assigned to the Saberhawks of Helicopter Maritime Strike Squadron (HSM) 77 perform maintenance on the propellers of an MH-60R Sea Hawk helicopter in the hangar bay of the Nimitz-class aircraft carrier USS Abraham Lincoln (CVN 72). Abraham Lincoln is underway conducting a composite training unit exercise. (U.S. Navy photo by Mass Communication Specialist 3rd Class Travis K. Mendoza/Released)