Rear Adm. Brian Corey, the program executive officer for unmanned and weapons, said today the Navy intends to operate unmanned aircraft in "more congested airspace" as the service looks to expand and execute its unmanned campaign framework . That's why, Corey said, features like sense and avoid and autonomous landing and takeoff will be critical. He spoke at an event hosted by the Association for Unmanned Vehicle Systems International. The unmanned campaign framework charts a vision for the Navy to...