It's apparent that the recent media attacks on Sarah Palin have, for the first time, actually drawn blood. Palin's negatives have shot up substantially, rising 7 points from 49% to 56%. The proximate cause is held to be the fact that she defended herself against the charge of complicity in murder in the Tucson shootings, along with engaging in some unclear variety of anti-Semitism by using the term "blood libel." It's safe to say that no other current politician would ever be held to such standards. This slump is surely temporary -- no more permanent than Obama's miniscule "leap" in...