In terms of Iran and in terms of Saudi Arabia, of course they hate each other. That's no great secret. But John Kerry, who is I think doing a very good job, has tried to at least get these people in the room together because both of them are being threatened by ISIS.

I believe, along with Pope Francis and almost all scientists, that climate change is threatening this planet in horrendous ways, and that we have to be aggressive in transforming our energy system away from fossil fuel and defeat the Keystone Pipeline.

In the United States today we have the most unequal wealth and income distribution of any major country on earth - worse than at any time since the 1920s. This is an economy that must be changed in fundamental ways.

Here's something that I believe we have to do as we put together an international coalition, and that is we have to understand that the Muslim nations in the region - Saudi Arabia, Iran, Turkey, Jordan - all of these nations, they're going to have to get their hands dirty, their boots on the ground. They are going to have to take on ISIS.

The Democratic Party has been very strong in a lot of areas, in fighting to make our country a less discriminatory country. And that is enormously important.

In terms of Iran and in terms of Saudi Arabia, of course they hate each other. That's no great secret. But John Kerry, who is I think doing a very good job, has tried to at least get these people in the room together because both of them are being threatened by ISIS.

The American people are growing extremely unhappy with establishment politics, with establishment economics, and you know what else? Even with establishment media.