Santorum at center stage in Arizona Republican debate
Reuters
By Steve Holland | MESA, Arizona (Reuters) – Rivals heaped criticism on surprise front-runner Rick Santorum in a debate among Republican presidential candidates on Wednesday, hoping to stall his surge at a pivotal period in the 2012 campaign.GOP candidates face off in high-stakes debate in ArizonaFox News
Live blog: GOP candidates spar in Arizona debateUSA TODAY
The Republican presidential candidates debate in ArizonaWashington Post

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