Admittedly, I’d like to believe this about the Administration. The one thing that keeps going over in my head is that more than one out of that number of soldiers would get the word out even if it meant incriminating themselves. It’s kind of like the UFO thing to me... that much silence is unlikely.
That being said, I wouldn’t put it past them and wouldn’t discount the story completely.
They apparently have, you've just not come accross the places yet. Allegra gets her "G2" from the horse's mouth so to speak, independent of a couple of blog sites. She confirms the basics of the story.