I thought this kind of housecleaning was done at the beginning of an asministration.
This is payback for the way the Clinton Intelligence Agency (oxymoron) keeps stabbing the President in the back trying to secure a Kerry win. Maybe the "New Tone/Uniter, not a Divider" stuff wasn't such a good idea after all.
It's wise to leave your enemies close sometimes, if only to be in a position to receive when you redirect the inevitable political mud to where it rightfully belongs.