Those who have been closely following the politics of the Democratic primaries may have noticed that someone is missing -- and I'm not referring to Bob Shrum, the Rev. Al Sharpton or an as-yet-undiscovered "Gravel Girl." I'm talking about the white male voter, or at least a certain long-coveted variety thereof. He is variously known as "NASCAR dad" -- that shirt-sleeved, straight-talkin', these-colors-don't-run fella who votes his cultural values above all else -- or "Bubba," as Steve Jarding and Dave "Mudcat" Saunders affectionately call him in their book, "Foxes in the Henhouse." Start looking on milk cartons for Bubba because...