Sen. Marco Rubio (R-Fla.) endorsed Mitt Romney on Wednesday in the race for the GOP presidential nomination.

"I am going to endorse Mitt Romney," the freshman senator said on Fox News. "Not only is he going to be the Republican nominee, but he offers a stark contrast to this president's record."

For more on this story, head to the Hill at http://thehill.com/video/campaign/218933-marco-rubio-endorses-mitt-romney