CLEMSON — While political supporters of Sen. Lindsey Graham continue to be widespread, the criticism he’s facing now may only get worse down the line, especially in 2014 when he’s up for re-election. David Woodard, a political scientist at Clemson University, said times now are different, and voters aren’t crazy about moderates. “Moderates generally don’t do well in S.C.,” Woodard said. “The electorate here likes people who are more ideological and willing to ‘take a stand.’ Look at Jim DeMint, he is waltzing to re-election without any opponent, and is likely to win overwhelmingly. He is perceived as ‘strong’ while...