Fascinating day, for those who enjoy Team McCain’s tendency to shoot out the tires on their own bus. After a week widely derided as off-message and off-beat, McCain/Palin were facing a press pool no doubt inclined to pummel Obama for a change. Biden did his part by supplying a few dainty fresh-baked gaffes. But the McCainiacs would have none of it: they were intent on engaging the press in a fight to the death.