"two senior Administration officials"
Sounds similar to Novak's sources, no? Could it be those reports about Rove blabbing to "six reporters" be misplaced by those who didn't get calls? That it wasn't Bushies doing this?
And perhaps when they called Novak...
Then there's the whole issue of Wilson's leaks prior to his NYTimes article - to mostly the Brit press, part of wanting to take down Blair?
Thinking again about Richard Clarke - he likes to talk. Tenet could be one - he felt slighted by Wilson.