South Carolina Gov. Mark Sanford Returns To Capitol After Unexplained Trip [Getty Images]

COLUMBIA, SC - JUNE 24: South Carolina Gov. Mark Sanford speaks during a press conference at the State Capitol June 24, 2009 in Columbia, South Carolina. Sanford admitted to having an extramarital affair after returning from a secret trip to visit a woman in Argentina and said that he would resign as head of the Republican Governors Association. (Photo by Davis Turner/Getty Images)

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