William R. Richardson: “Well, it's awfully dangerous now because what this nuclear weapons test is going to produce is an arms race.”

This is an economic security issue too.

I said, look they're not going to fully denuclearize, but I think you can get some good agreements on possibly dismantling some nuclear and missiles.

I believe that the North Koreans--we have a different perspective of what denuclearization is.

But the sanctions that have, I think, bitten--that bite the most have been the coal, the uranium, the oil sanctions that are imposed now by the U.N.