In addition, everyone in the press has conveniently forgotten about Plame's boss, who resigned shortly after all of this bubbled up to the surface.
I am getting more convinced that this is heading right at the Wilson's and especially Mrs. Wilson. You are right that some folks jumped ship from the CIA in a hurry. I think they know exactly who the leaker was and wanted out of there.
If it turns out she is part of the leaking, it is going to be hilarous to watch the media spin that one!