James Clapper: “I completely disagree with Senator Graham and I've never heard him say that during the time I served as DNI.”

Ties with Tehran offer some regional governments a means of staking an independent position on Iran, thereby mitigating its isolation while also attempting to extract Iranian financial aid and investment for economic and social projects.

The frequency with which they are occurring, tells me that they're kind of in - they realize they're kind of in a jam.

No, I don't. The Chinese setup is that there is a Polit bureau member who is the overseer -- the senior overseer on behalf of the Polit bureau for the entirety of the Intelligence and Security apparatus of China.

I've gotten very concerned about it. There are Chinese, Russians and others so we traditionally thought about it as people coming from Central America, South and Central America. Well, it's much broader than that. So this is a serious…