Former South Carolina Gov. Mark Sanford speaks during the 1st Congressional District debate on Monday, April 29, 2013 in Charleston S.C. (AP Photo/Rainier Ehrhardt)

Associated Press
Former South Carolina Gov. Mark Sanford speaks during the 1st Congressional District debate on Monday, April 29, 2013 in Charleston S.C. (AP Photo/Rainier Ehrhardt)
Former South Carolina Gov. Mark Sanford speaks during the 1st Congressional District debate on Monday, April 29, 2013 in Charleston S.C. (AP Photo/Rainier Ehrhardt)
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