Post Originals  ·   January 3, 2012

The Post previews the Iowa caucus

- The Washington Post’s Karen Tumulty explains how Republican presidential candidates’ campaigns have fared as polls have fluctuated in the days leading up to Tuesday’s Iowa caucuses. ()

- The Washington Post’s Karen Tumulty explains how Republican presidential candidates’ campaigns have fared as polls have fluctuated in the days leading up to Tuesday’s Iowa caucuses. ()

The Post previews the Iowa caucus (1:19)

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