A US Army crew, flying a modified Vertol H-21 Shawnee nicknamed Amblin-Annie, makes the first nonstop helicopter flight across the United States. The flight from San Diego to Washington, D.C., takes 31 hours and 40 minutes, covers 2,610 miles, and requires six air refuelings.
Generational improvements to combat propulsion performance have never been more pressing for the U.S. as it seeks to ensure continued air dominance in tempestuous theaters like the Indo-Pacific. GE Aerospace's XA100 is the most advanced combat engine in the world, and if implemented it would power a strong future for…