ISIS, in some cases like Paris, may actually try to direct. But what it's really trying to do is inspire. So its directed activities are these inspired attacks.

They [ French] still have an open border in Europe. And they have a Europe which doesn't have an integrated intelligence system like we do in the United States.

When you do have really tapped out resources that cover so many investigations, it can help you move through and discard some faster.

I don't think bulk data collection was an enormous factor here, because generally, that deals with overseas calls to the United States. But what bulk data collection did was make the process more efficient. So there were no silver bullets there.

The language of North Korea is always bombastic. But what has really changed is the acceleration of their nuclear program, the likelihood that they have more and more weapons, and the acceleration of the testing of ballistic missiles in very, very aggressive ways towards Japan.

ISIS, in some cases like Paris, may actually try to direct. But what it's really trying to do is inspire. So its directed activities are these inspired attacks.

We can't be French and Muslim at the same time. And that's exactly what ISIS wants that population to think.