'It still comes down to the battle of the best ideas': Bell's V-247 Vigilant
May 10, 2019 at 09:27 AM EDT
The Bell V-247 Vigilant's initial mission would be as a sensor platform, often described as “eyes in the sky,” which would detect incoming missile attacks and be a communication mode to defend against them. Bell said the aircraft would have the capability to stay in the air for 12 hours.