Jane Harman: “I think that this action will hurt our ability to strike a better deal.”

I, too, always thought Iran's intention was to acquire a nuclear weapon.

Negotiations are tough. Each party has to give up something to get to a deal.

Everyone cares about Ukraine's economic future, but Ukraine has to care about Ukraine's economic future.

I do think, as you said, that decertifying this deal or at least in some way pulling away from this deal is going to make it harder to negotiate with the North Koreans.