There are only two explanations for the sieg-heiling image of Sarah Palin that appeared briefly on CNN's website earlier this morning: a mischievous web producer thought to make a connection by photo selection between the Republican vice-presidential nominee and right-wing rabble-rousers of an earlier era; or he or she was so entirely clueless as to miss the allusion. Either way, the choice of image was clearly an embarrassment to a cable news channel which is already under attack from the McCain campaign for aggressive questioning and perceived bias. The front page of was changed within minutes; but not before one of our tipsters grabbed a screenshot.