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RT @CNNPolitics: Mark Sanford, former South Carolina governor, wins GOP nomination for House seat
RT @cnnbrk: Curtis Bostic concedes to former Gov. Mark Sanford in S.C. 1st Congressional District GOP runoff.
Wild S.C. race: Colbert's sister wins; Sanford still on trail.
A Colbert, a Ted Turner... and Mark Sanford - who's who in today's South Carolina primaries:
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