On October 14, 1947, Captain Chuck Yeager accomplished what many thought was impossible: he broke the sound barrier and in doing so, changed aviation history forever. Behind this remarkable achievement was a dedicated team of rocket scientists and engineers, and one incredible plane, a Bell X-1 named "Glamorous Glennis." This is the story of the plane and the people who dared to travel faster than the speed of sound, pushing flight science forward and proving that no matter the barrier, humanity can find a way to break through.

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