Why should the objective of a debate be to make one or more candidates look bad. Why pit the one against the other like they’re gladiators...
Why debate when you’re ahead. You have to place to go but down.
Plus, would you debate now after the press releases from FOX on him?
https://pjmedia.com/trending/2016/01/26/with-fox-news-debate-boycott-has-trump-finally-jumped-the-shark/