SC Gov. Mark Sanford says he’s been unfaithful to his wife with friend from ArgentinaCOLUMBIA, S.C. — After going AWOL for seven days, Gov. Mark Sanford admitted Wednesday that he’d secretly flown to Argentina to visit a woman with whom he’d been having an affair. He apologized to his wife and four sons and said he will resign as head of the Republican Governors Association. |