After Super Tuesday, Republican front-runner Donald Trump is one step closer to earning the GOP presidential nomination
After Super Tuesday, Republican front-runner Donald Trump is one step closer to earning the GOP presidential nomination. However, his two biggest threats from the right--Ted Cruz and Marco Rubio--vowed to catch up and ultimately defeat Trump come November. With a breakdown of the GOP race after the Super Tuesday results, CBS News Chief White House Correspondent Major Garrett joins CBSN.
