The Kingman UFO Crash, Operation Upshot–Knothole and Experimental Radar

     Spring 1953, the Atomic Energy Commission unleashed a series of massive explosions at the Nevada Test Site, codenamed “Upshot Knothole.”
By George Knapp
Mystery Wire
2-3-20

In the same time period, across the state line in Arizona, witnesses reported seeing a fleet of eight flying saucer-type craft engaged in what looked like a dogfight. This is an artist’s rendition of the event:

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