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Last night's GOP presidential debate hosted by CNN set off some fireworks as candidates did all they could to make an impression in a crowded field. Political communications specialist Jason DeSanto joins "Chicago Tonight" to give his take on the heated discourse.

Marco Rubio, left, Ted Cruz, center, and Chris Christie

In the third prime-time meeting of Republican presidential aspirants, the biggest loser of the evening appeared to be cable financial news network CNBC, which was roundly criticized by participants and observers for getting started late and for the way moderators handled the proceedings. Political communications expert Jason DeSanto joins "Chicago Tonight" to analyze the debate.