Michael Bloomberg: “Universal background checks should be available.”

There's no question about that. The COP21 agreement was designed in -- to favor America because the negotiators knew that it would be very hard, if not impossible, to get through an American Congress.

The President's words matter more than anybody else. And his job, I've always thought, is to be a unifier, not to be the leader of the party, but to be a leader of this country. There are consequences to words.

I criticized Mitch McConnell when he said that about Barack Obama. And I'll criticize anybody -- any Democrat today that says that about Donald Trump.

We could and should have acted sooner and acted faster to cut stops. I wish we had and I'm sorry that we didn't.