Close Encounters TV -
Minot Air Force Base: At one of America’s most high-security Air Force bases the night shift begins for a nuclear missile maintenance crew. Close Encounters s2e5: Nuclear Nightmare, History 2015
O’Connor decides to check it out for himself. The light moves towards one of the missile sites … Then the mysterious object appears on the radar screen. A nuclear weapons security team responds to the distress call … ‘The guys in the B-52 are seeing a second object’ … An investigation is launched. ibid.
During the height of the Cold War, UFOs were reported at 4 other nuclear bases. ibid.