Republican Sen. Jim DeMint of South Carolina will resign from his Senate seat as of December 31 to take over as head of the Heritage Foundation, CNN has learned.
Elected in 2004, he was re-elected in 2010. His term was not up until 2016. South Carolina Gov. Nikki Haley, a Republican, will name a successor. A special election will then be held in 2014 for the last two years of his term.
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