CLAIM-500012reported
“Olin Hasty told Hastings that two or three very high-altitude targets were tracked maneuvering in or around the Castle Bravo cloud and that headquarters attributed them to Canberra aircraft. Hastings argues from task-force aircraft information that this explanation was not supported.”
Imminent: Inside the Pentagon's Hunt for UFOs
SRC-002027 · Chapter 8: DAMNED IF I DO, DAMNED IF I DON’T · PRIMARY SOURCE
UFOs and Nukes: Extraordinary Encounters at Nuclear Weapons Sites
SRC-002102 · Olin Hasty Operation Castle radar recollection and Hastings aircraft-comparison discussion