I think that ISIS is a problem and it's really a symptom of a much greater problem.

Politics, in my judgment, has become not just the means to a policy ends, but it's become the end itself. Politics has become the sport that we all watch, and we all pay attention to.

And we need a president who is a uniter, not a divider; who can lower the temperature, not raise the temperature. And I wish President Trump would spend more time trying to go beyond his immediate base to reach people, and use the presidential microphone to try to bring people together, instead of the rhetoric that seems to divide us.

I hope that the states are taking seriously their obligations to harden the cybersecurity around the election infrastructure that Americans rely upon and need.

I think that ISIS is a problem and it's really a symptom of a much greater problem.

If you build - if you spend billions of taxpayer dollars to build a wall over, let's say, a mountain, if you build a 10-foot wall over a 10,000-foot mountain, and someone is determined to climb the 10,000-foot mountain, they're not going to be deterred by the 10-foot wall. It's a matter of common sense.

I think that the potential for homegrown terrorist attacks is something that we have to be very concerned about, because, in many respects, it's harder to detect when you have an independent actor who may be living in our midst, in our own communities.