170825-N-LV331-009 JACKSONVILLE, Fla. (Aug. 25, 2017) Secretary of the Navy Richard V. Spencer listens to an overview of the capabilities of a P-8A Poseidon aircraft during a tour of Naval Air Station Jacksonville. Spencer is in the area to meet with Sailors and Marines to hear their feedback for the future of the Navy and Marine Corps. (U.S. Navy photo by Mass Communication Specialist 1st Class Armando Gonzales/Released)