Trump just dropped a bombshell in Doha: a new twin-engine stealth fighter based on the F-35 — the F-55. He also teased a modernized F-22 “Super.” But is this just headline bait or a real next-gen fighter program? Can a second engine be added to the F-35’s design without breaking everything that made it work? And what’s Lockheed Martin’s role in all of this?