We need to use overwhelming air power. We need to be arming the Kurds. We need to be fighting and killing ISIS where they are.

The whole world`s on fire.

Lets us all have an open conversation about what this might mean if [Donald] Trump gets his way or how we might be able to adjust that and make American people safer.

Obama has been the most lawless president we've ever had.

My touchstone for every question is the Constitution.

Any military force should be dictated by the vital national security interests of the United States. And if and when we use force, we should use overwhelming force for a clearly stated objective. And then when we're done, we should get the heck out.

If you want to beat Donald Trump, you know, one of the clearest indications of who can beat Trump is Donald spends every waking moment attacking me. He doesn't attack any other candidates, because his campaign views us as the only real threat to him.