If that is the case, they should go to prison for a lot more than contempt. Got any article on that?
New Leak Probe Concerns 2001 Raid on Islamic Charity
(Even though the above says "new leak probe", reading various accounts shows Fitzgerald has been pursuing it since 2002)
And an interesting connection:
Virginia Man Charged With Conspiring to Assassinate President Bush
Not offhand. The MSM (in particular, the NYT) doesn't trumpet exactly what it is that the grand jury is after from Miller.
However, it was reported (as an incidental aside) that the conversation Miller refuses to identify took place in October, 2001. That is, immediately post 9/11 and well before La Affaire d'Plame.