Romney campaign zeroes in on Santorum Reuters
Gingrich vows to fight 'timid' rival Romney Reuters
Underdog candidate Santorum gets Romney's attention Reuters
Feels like home for one candidate in Colorado race Wall Street Journal
Gingrich speaks at the Colorado Election Energy Summit C-SPAN
Santorum discusses energy policy C-SPAN
Will Paul be last rival standing to Romney? Christian Science Monitor
Poll to Komen: Defunding PP is no cure Seattle Post-Intelligencer
Santorum holds slight edge in Minnesota Cincinnati Enquirer
Gingrich, Paul, Santorum scrambling for Minnesota votes Minneapolis Star Tribune
Are we due for a surge for Rick? National Review
Santorum's last stand National Review
The revolution will not be televised American Prospect
Republican presidential hopefuls Gingrich, Santorum and Paul visit Minnesota Twin Cities Pioneer Press
War, PATRIOT Act focus of local Paul speech St. Cloud (MN) Times
Paul leads money race in Minnesota St. Cloud (MN) Times
Romney issues new strikes on Santorum NewsCore
GOP caucuses could turn into a 'backward' tug of war MinnPost.com
Inside Politics: McCrory bests challengers in North Carolina gubernatorial match-ups Fayetteville Observer
GOP candidates stumping in Minnesota today Pierce County (MN) Herald
3 of 4 GOP candidates in Minn. today WCCO 4
Preparing for Tuesday's caucuses KAAL 6
Road to the Minnesota caucuses KIMT 3
Rising to challenge World Magazine
Romney facing tight Minnesota contest Business Spectator