James Clapper: “I think he's very impulsive, very opportunistic.”

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…

I think the reason they were taken off the list was to provide an inducement or motivation for them to agree to some sort of ceasefire.

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

I think it has more to do with the psychology of Putin, and Russia. And he needs to assure his own people, Parliamentarians, he was talking to, and for that matter, himself, that Russia is still a great power.