CNN contributors react to Newt Gingrich's speech following the Nevada caucuses.
watch videoNewt Gingrich speaks from his Las Vegas headquarters about the result of the Nevada caucuses.
CNN contributors Erick Erickson and Will Cain critique Romney's Nevada victory speech.
Shortly after being projected to win the Nevada caucuses, Mitt Romney thanks supporters for their vote of confidence.
Rick Santorum reacts to Mitt Romney's victory in Nevada and looks to the upcoming primaries.
A Ron Paul supporter gets in a confrontation after trying to observe a special late-hour caucus in Nevada.
CNN contributor David Gergen talks about Mitt Romney's win in the Nevada caucuses.
Supporters at Mitt Romney's Nevada headquarters celebrate as they hear that he is projected to win the caucuses.
Rick Santorum goes Western and wears a bolo tie to a Colorado event.
Mitt Romney's son Josh talks to CNN's Candy Crowley about his father's campaign.
Presidential candidate Rick Santorum heads to Colorado, where he says he expects to be "competitive."
Don Lemon looks at which GOP candidates spent the most on TV ads in Nevada ahead of the caucuses.
RNC Chairman Reince Priebus talks with Candy Crowley about the role the economy will play in the 2012 presidential race.
CNN's Wolf Blitzer talks to Ron Paul as the numbers from the Nevada caucuses come in.
CNN's John King explains how Nevada voters' religion affected their vote in the caucuses.
