Lambert, on Corrente, blogs about a recent article by Paul Krugman on how the Republicans used race to gain the upper hand over Democrats in the South and have been playing that card ever since:
Today, Krugman—Yay! No pay wall!—gives the Conservative apologists for the Republican’s racist Southern Strategy a good old-fashioned beating, and would leave them whimpering if they weren’t all the idelogical equivalent of The Black Knight in Monty Python and the Holy Grail
I think maybe it's like Murder On The Orient Express: every faction played a part in killing the Harris Campaign.