Putin has a lot at stake here and restoring the relationship with the United States, and there are already signs as Sandy mentioned that he's moving in the right direction to begin to ascertain that their trade with Iran is not used for the production of nuclear weapons.

And I argued with that intelligence estimate and I think it is a responsibility of policymakers to use their best judgment on the basis of the intelligence they've received.

I wouldn't even know - and I spent three years in the CIA - I wouldn't even know how you'd start a covert action program in a place like Iran. It would be extraordinarily difficult.

Of course, China is a key to the North Korea if we're going to solve that riddle, but they could also be helpful on Iraq, which is why it's important that we maintain a constructive dialogue with China.

We went into Iraq because Iraq posed a threat to the stability of the region and was engaged in the process of trying to develop weapons of mass destruction and had links to terrorists.

We would like to have friendly regimes with enough broad participation of their populations to maintain long-term stability, so that we would have not only access to the region's wealth, but we would be able to ensure the security of our good friend Israel.

Look at what the Omar of Qatar is doing, for example - the King of Morocco, Jordan, Bahrain. There are reform movements taking place, efforts to broaden the political participation of the populations of the region.