Missed the GOP Debate? Heres Your 3-Minute Recap

DEc 16 -- Republican presidential candidates hit the stage in Sin City for their fifth debate, which aired on CNN. Once again, billionaire Donald Trump was the center of attention. Although he was attacked more than any other candidate, Trumps refused to attack Senator Ted Cruz, who is ahead of him in Iowa. Cruz’s biggest exchanges were not with Trump, but with Senator Marco Rubio. The Senate rivals clashed over NSA bulk data collection, defense and immigration.