sentences:  During the years VX-23, has tested and evaluated fixed-wing fighter, attack and other designated aircraft including EA-6B, F-14, F/A-18 and T-45.Recently, VX-23 have hosted and provided Flight Test Aircrew for the new Joint Strike Fighter X-32 and X-35 concept demonstration aircraft as well as the X-31 VECTOR test vehicle.The squadron consists of about 40 officers and 90 enlisted drawn from the US Navy and US Marine Corps and also 340 contractor and civil servant personnel involved with maintenance, planning and safety oversight.