I am going to be fighting for comprehensive immigration reform and we shouldn't pose the question that somehow we can't achieve that.

What the American people are looking for right now is straight answers to tough questions. And that is not what we have seen out of Senator Clinton on a host of issues.

The overall strategy has failed, because we have not seen any change in behavior among Iraq's political leaders. And that is the essence of what we should be trying to do in Iraq. That's why I'm going to bring this war to a close.

What we have to do is create a comprehensive solution to the problem. Now, I have already stated that as president I will make sure that we finally have the kind of border security that we need. That's step number one.

What the American people are looking for right now is straight answers to tough questions.

We need a different kind of politics.

Politics didn't lead me to working folks - working folks led me into politics.

As President, I'll change that.

It's easier to understand why the Clinton campaign would rather plant their questions than answer them.

It's sort of unnatural for him to be directly attacking a fellow Democrat.

He's still not where some of his supporters would like him to be.

If they can upset Hillary Clinton, and win in Iowa, that really will help them propel them to the next stop, which is New Hampshire.