. >> taking the stage with marco rubio and ben carson. >> smallest yet to take the stage and trump will likely be the biggest target. >> the moderator. >> should be a pretty rough debate. all using each other to gain vang. >> in the roim primary, also
ben >> i thought it was an unfair advantage. >> he insulting ben carson by doing what he did to ben carson. that was a disgrace. >> reporter: cruz apologizing to carson. >> it was a mistake for our team not to forward your subsequent statement. >> reporter: things starting to simmer on the republican side, too. bernie sanders calling in to question whether hillary clinton is really a progressive. >> some days, yes.
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