He's (currently) against the proposed Gulf War II. I don't think he's done any wholesale revamping of his point of view on intervention in general. He retains his contempt for things to the left of Dissent Magazine as was evident when he excoriated a questioner for referring to the new police powers of the US as 'gestapo' powers. (kudos from Hitch and small applause from audience for this comment)
I apologize, but I cannot give more than this impressionistic report as I wasn't actually sitting watching the segment, but was doing house chores and half listening to it.
-- no Onan