
Former South Carolina Gov. Mark Sanford speaks during the NAACP 1st Congressional District political forum on Tuesday, April 30, 2013, in Goose Creek, S.C. (AP Photo/Rainier Ehrhardt)

Former South Carolina Gov. Mark Sanford speaks during the NAACP 1st Congressional District political forum on Tuesday, April 30, 2013, in Goose Creek, S.C. (AP Photo/Rainier Ehrhardt)

Mark Sanford is headed back to Washington for this second turn in the House of Representatives, this time with fiancee Maria Belen Chapur at his side. (associated press)

Mark Sanford is headed back to Washington for this second turn in the House of Representatives, this time with fiancee Maria Belen Chapur at his side. (associated press)

Former South Carolina Gov. Mark Sanford gives his victory speech in Mt. Pleasant, S.C., on on May 7, 2013, after winning back his old congressional seat in the state's 1st District. (Associated Press)

Former South Carolina Gov. Mark Sanford gives his victory speech in Mt. Pleasant, S.C., on on May 7, 2013, after winning back his old congressional seat in the state's 1st District. (Associated Press)

Former South Carolina Gov. Mark Sanford is greeted by supporters as he arrives to give his victory speech on Tuesday, May 7, 2013, in Mt. Pleasant, S.C. Sanford won back his old congressional seat in the state's 1st District in a special election. (AP Photo/Rainier Ehrhardt)

Former South Carolina Gov. Mark Sanford is greeted by supporters as he arrives to give his victory speech on Tuesday, May 7, 2013, in Mt. Pleasant, S.C. Sanford won back his old congressional seat in the state's 1st District in a special election. (AP Photo/Rainier Ehrhardt)

Former South Carolina Gov. Mark Sanford is greeted by supporters as he arrives to give his victory speech on Tuesday, May 7, 2013, in Mount Pleasant, S.C. Sanford won back his old congressional seat in the state's 1st District in a special election. (AP Photo/Rainier Ehrhardt)