MS NOW

Why Mark Sanford’s loss in South Carolina is so important

Why are so many Republicans terrified to defy Donald Trump? Look no further than Mark Sanford's primary in South Carolina.

Former South Carolina Gov. Mark Sanford looks down while he browses at the Mount Pleasant Farmers Market in Mount Pleasant, S.C., May 7, 2013. (Photo by Rainier Ehrhardt/AP)
Former South Carolina Gov. Mark Sanford looks down while he browses at the Mount Pleasant Farmers Market in Mount Pleasant, S.C., May 7, 2013. AP

Steve Benen is a producer for "The Rachel Maddow Show," the editor of MaddowBlog and an MS NOW political contributor. He's also the bestselling author of "Ministry of Truth: Democracy, Reality, and the Republicans' War on the Recent Past."