Lindsey Graham: “Haven't we now reached a point where, frankly, we have to understand we are entering a period of geopolitical…”

We're not giving any money to Iran that can change the course of history to try diplomacy. Is the MOU problematic? Yes. I would rather try diplomacy than take it off the table. The money Iran gets is not going to change the future of Iran.

We're going to have hostages left behind American citizens.

To the Iranians, if you're listening, when you use Hezbollah to attack Israel, I think the new policy will be, we will attack Iran.

Let's try a diplomatic solution. I think it's going to fail.