According to credible military witnesses, nuclear missiles were deactivated while UFOs hovered over launch control facilities on several occasions in Montana in the 1960’s. Movie footage taken from a ball field in Great Falls, Montana, in 1950 is still considered some of the best UFO evidence ever analyzed by the Air Force. Esteemed astronomers have served as scientific consultants to Air Force UFO investigations involving thousands of cases and many became convinced a small percentage of cases are unexplainable and not man-made.