How Much Will Democrats Say About Taxes In Tonight's Debate?

So, as it turns out, the big debate tonight is not exactly between Hillary Clinton and Bernie Sanders. There are three other candidates. Podium order is determined by putting the front-runner Hillary Clinton in the center flanked by those closest to her in the polls - Sanders and Martin O'Malley - and the long shots- Jim Webb and Lincoln Chafee at opposite ends of the line.