Leonard Pitts: Republicans have brought this on themselves

He’s a Republican, of course.Meaning South Dakota State Rep. Michael Clark. On Monday, Clark, being presumably of sound mind and body, suggested on Facebook that maybe racial segregation wouldn’t be such a bad idea. A businessman, he wrote, “should have the opportunity to run his business the way he wants. If he wants to turn away people of color, that’s his choice.”Naturally, he apologized the next day. But what were we supposed to do with that? This was not a poor