People who travel should be on guard. All our military, our police and I think the word has been spread. And people know to be careful to watch, to report. Something that looks suspicious to you, don't be embarrassed to go to an authority and say, "Look, I saw this and it seems suspicious to me."

The criteria for serving one's country should be competence, courage and willingness to serve. When we deny people the chance to serve because of their sexual orientation, we deprive them of their rights of citizenship, and we deprive our armed forces the service of willing and capable Americans.

Ports are the gaping hole in America's homeland security.

What we're going to see is the emergence of the lone wolf rather than the planning of large numbers of people to carry out large attacks...Explosives are getting more sophisticated.

If the president Donald Trump thinks he can fire Deputy Attorney General Ron Rosenstein and replace him with someone who will shut down the investigation, he's in for a rude awakening.

The time has come to repeal 'Don't Ask, Don't Tell.' It is the right thing to do. Every American should have the opportunity to serve their country, regardless of race, sex, creed, or sexual orientation.

Instead of starting a new nuclear arms race, now is the time to reclaim our Nation's position of leadership on nuclear nonproliferation efforts.