Part 4: The Jet That Flew Faster Than a Speeding Bullet - SR71 & A12

How do you build a plane faster than a bullet?
In this episode of Archive Unknown, Nick Johnson traces the secret history of the SR-71 Blackbird — the spy jet born from Cold War fear and engineered to outrun every missile on Earth — and follows the hidden connections that link his grandfather’s career at Strategic Air Command to the fastest aircraft ever made.