Mike McCaul: “Nation-state hacking is real and dangerous.”

We have to take it seriously that there could be sleeper cells in the United States.

I think deterrence is the key here. And, Margaret, it is working.

The border is just about secure.

We’ve never seen anything like this in recent times. And so, what I’m concerned about is that the escalation here and the temperature rising, we got to be very careful not to be on the precipice of a World War III.