PACIFIC OCEAN -- Maj. B.M. "Lenny" Walsh, an F-35B Lightning II pilot, prepares to take off from the flight deck of the amphibious assault ship USS America (LHA 6), November 18, 2016. The F-35B will eventually replace three Marine Corps aircraft; the AV-8B Harrier, F/A-18 Hornet and the EA-6B Prowler. (U.S. Marine Corps Photo by Lance Cpl. Dana Beesley/Released)