(CNN) - Rick Santorum's convincing win in Louisiana's GOP primary does little to change the delegate math that has rival Mitt Romney with a more than 2-to-1 lead, raising questions about whether he can generate broader appeal to win the nomination.
Santorum told supporters after Saturday's win in Louisiana that the race was far from over, recalling the naysayers who said Ronald Reagan was too conservative to win the nomination.FULL STORY
(CNN) - Rick Santorum will win Saturday's Republican primary in Louisiana, CNN projects, giving him a fourth win in the South.
The projected victory gives Santorum a boost against front-runner Mitt Romney, who has not been able to connect with conservative voters in the region.FULL STORY
(CNN) - Registered Republicans voted Saturday in Louisiana's primary while Rick Santorum, heavily favored to win there, and Newt Gingrich assailed President Barack Obama's energy policies and Mitt Romney's hefty campaign war chest.
The visual of the week, the venerable Etch a Sketch, made an appearance as a prop during a Santorum stop in Wisconsin.FULL STORY
Detroit (CNN) - Mitt Romney and Rick Santorum opened up a new front in their battle for the Republican presidential nomination, this time over tactics, as Arizona and Michigan were voting in their primaries on Tuesday.
While 59 delegates are at stake - 29 in Arizona and 30 in Michigan - the bigger prize will be momentum.FULL STORY
Las Vegas (CNN) - Republican presidential candidate Mitt Romney thanked supporters Saturday night for handing him their "vote of confidence" and vowed to "take it to the White House."
CNN projects that the former Massachusetts governor will win Saturday's Republican caucuses in Nevada, making him the first GOP candidate in this campaign cycle to score back-to-back victories.FULL STORY
(CNN) - There wasn't much drama in Tuesday's New Hampshire primary — CNN called the race for long-time front-runner Mitt Romney as soon as the polls closed.
But there were things we learned from the results and the exit polls. Here are five of them:FULL STORY