Tim Rutten piles on. We now all but know that Rather knew that Burkett was his source. To have known Burkett’s obvious bias and not to have listened to the document experts and still not to acknowledge error when the docs turn out to be fakes is, in Rutten’s words, inexplicable. Well, not quite. Here’s an explanation: Rather is arrogant, out of touch and biased beyond belief. He thinks he’s running a political campaign, when he is supposed to be a journalist. He’s a dead man walking. When will someone have the decency to pull the plug?