170811-N-XG464-023 BEAUFORT, S.C. (Aug. 11, 2017) Secretary of the Navy Richard V. Spencer tours Marine Corps Air Station (MCAS) Beaufort. Spencer visited MCAS Beaufort during a one-day trip to Beaufort, S.C., to hear directly from Marines and military leaders about the F-35B Lightning II and F/A 18 Hornet. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jonathan B. Trejo/Released)