Lindsey Graham actually said...

If it becomes unstable and ungoverned, it opens the area, potentially, for terrorists, in order to allow Iraq to become a place where terror...

We were one perceived slight or insult away from these guys shooting each other, and we need to have a follow-on force to keep tensions low.

I wouldn't have one troop in Afghanistan or Iraq without a status of forces agreement, that he was absolutely right to insist on that.

It is in our national security interest to continue pressure on al Qaeda wherever we find them either by ourselves or through partners.