Trump, Rubio, Cruz battle ahead of Super Tuesday
The day after the final Republican debate before Super Tuesday, presidential frontrunner Donald Trump unveiled the endorsement of New Jersey Gov. Chris Christie. Meanwhile, Marco Rubio is ramping up his attacks on Trump, labeling the billionaire businessman a "con artist." Voters in 12 states head to the polls on Tuesday, and half the delegates needed for the GOP nomination are up for grabs.
Aired: 02/26/16Video has closed captioning.