Republican presidential candidate Rick Santorum addresses supporters at a campaign rally in Fond du Lac, Wis., on Sunday.
Jae C. Hong/AP
March 26, 2012 Rick Santorum's victory in Louisiana delays, once again, the prospect of the GOP uniting behind Mitt Romney as its nominee. History shows that a long protracted battle for the nomination may not necessarily hurt the party's chances in November.
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March 19, 2012 This week's Political Junkie column: Will the rhetoric and controversies focusing on contraception affect women's choices in November? Plus: a look ahead to the key House contests in the Illinois primary. And remembering Peter Bergman of Firesign Theater.
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