I saw how different life was on different sides of the same city. I saw the fear in the eyes of people who were not free. I saw the gratitude of people toward the United States for all that we had done. I felt goosebumps as I got off a military train and heard the Army band strike up 'Stars and Stripes Forever.'

Think about this: terrorism, epidemics, poverty, the proliferation of weapons of mass destruction-all challenges that know no borders-the reality is that climate change ranks right up there with every single one of them.

I will be voting to give the President of the United States the authority to use force-- if necessary-- to disarm Saddam Hussein because I believe that a deadly arsenal of weapons of mass destruction in his hands is a real and grave threat to our security.

I'm going to be honest with you - I don't know a lot about Cuba's healthcare system. Is it a government-run system?

We need to talk to all the players in the Middle East, not because we agree with them, but because they play a role.

No one is going to question my commitment to the defence of our nation. I don't know what it is these Republicans, who didn't serve in any war, have against those of us who are Democrats who did.

If the threat is jihadism - and it is - and the threat is the destruction of Syria so that all of these refugees are swamping into Europe and changing the whole character and politics of Europe, this is the time to unite to find a way out.