Here's a partial list of witnesses who have talked about it over the years, about 50 of them, but that's all I know.
The list of witnesses is much longer!
"If you know what's good for your career it didn't happen and keep your mouth shut but you can play with the other guys who saw it happen if you want!" There were those at the base with cameras who were actively seeking and even creating some fabrications themselves.
It was difficult to sort out all the fluff as to what was really going down even if you were there. Several things really happened there! Some witnesses of one thing did not see the other event and visa versa. Base became littered with civilian UFO researchers and media with all kinds of stories so who can know what's true or not. Some were atmospheric reactions, one was an ally high technology and the other was ET related.