This Politico piece by Jonathan Martin, who's been covering the Republicans during the presidential campaign, is an absolute must-read. First off, his description of the anger he's been seeing on the trail is chilling:
With McCain passing up the opportunity to level any tough personal
shots in his first two debates and the very real prospect of an Obama
presidency setting in, the sort of hard-core partisan activists who
turn out for campaign events are venting in unusually personal terms.