Marco Rubio: “I think we are entering, perhaps the beginning of a period of conflict, which doesn't necessarily always mean military…”

Today, if you need your first passport, you start at the State Department's website,

No country in the world that’s responsible, governed by responsible people – can allow their borders to just be open and allow anyone that wants to come in to flood in.

Mass migration is terribly costly for any society. It’s simply not sustainable over the long term.

What could have happened in the U.K. over the weekend is a very serious situation.