I don't believe that I could actually give a violation here because I can't tell who that person is or if there was campaigning here.

I believe that presidential candidates actually have a responsibility to point out substantive differences: to point out perspectives that are different.

I think we need real change in Washington. I think we need real change in America. And I believe somebody like me, who's not been in Washington for 15 to 20 years, is the best person to bring about that change,

who has fought for and will continue to fight for the things that all of us believe in, more jobs, better health care, cleaner air, cleaner water, a safer world.

South Carolina, as a matter of compromise, displays the Confederate flag on a flagpole in front of the state capitol. Because I grew up in the South and believe that the Confederate flag is a very divisive symbol, I have stated publicly a number of times that I believe that South Carolina should remove the flag from the state capitol grounds.