Marco Rubio said he was personally open over a long period of time to offering a path to citizenship for immigrants here illegally. Rubio's work on a comprehensive immigration bill is one of his biggest vulnerabilities with Republican primary voters.

I don't know that I'm in a position to give campaign advice to Donald Trump, given that he just whipped me in a primary.

The USA Freedom Act expands that so now we have cell phones, now we have Internet phones, now we have the phones that terrorists are likely to use and the focus of law enforcement is on targeting the bad guys.

It's just like calling homosexuals 'gays.' Gay means happy! You know, it's just to try to dilute it so that it becomes socially acceptable, and if you say anything against homosexual marriage or anything - 'Oh, you're not tolerant.' So we're supposed to prostitute our principles, on behalf of tolerance.

If there's not a message that people care about, they're not going to work on the campaign.

I'm a big believer that good policy is good politics. And so, when it comes to making decisions on policy issues, what I endeavor to do is simply speak the truth.

Congress needs to send a strong signal that direct communication with the leader of the free world is a privilege, particularly for a regime that has been as hostile as Iran has been towards America for more than three decades. President Rouhani needs to take these two simple steps to demonstrate good faith before any further discussions.