Boeing’s Phantom Eye liquid-hydrogen-powered remotely piloted aircraft completes its first autonomous flight, reaching an altitude of more than 4,000 feet and a cruising speed of 62 knots during its 28-minute flight at Edwards Air Force Base, Calif.
The Air Force could conduct an operation like Israel's successful air campaign against Iran's nuclear sites, military leadership and air defenses, but readiness issues would make it risky, airpower experts said. Limited spare parts and training, low mission capable rates and few flying hours would put a drag on USAF's…