View the Defense Market Intelligence Notes in PDF format. North America Darpa has canceled plans to build and fly Aurora Flight Sciences’ XV-24A LightingStrike hybrid-electric, high-speed vertical-takeoff-and-landing (VTOL) X-plane. The agency cites growing commercial interest and the lack of a service partner with which to transition the technology to a program. Aurora, now a Boeing subsidiary, won the contract for Phases 2 and 3 of the VTOL X-Plane program in March 2016. But ...