Former South Carolina Gov. Mark Sanford, left, greets former Charleston County councilman Curtis Bostic before a debate in Charleston, S.C., on Thursday, March 28, 2013. The two face ea

 

              Former South Carolina Gov. Mark Sanford, left, greets former Charleston County councilman Curtis Bostic before a debate in Charleston, S.C., on Thursday, March 28, 2013. The two face ea
Former South Carolina Gov. Mark Sanford, left, greets former Charleston County councilman Curtis Bostic before a debate in Charleston, S.C., on Thursday, March 28, 2013. The two face each other Tuesday in a runoff for the Republican nomination for South Carolina's vacant 1st Congressional District seat. (AP Photo/Bruce Smith)