Turd Blossom, who no doubt wants to see Obama do well in November, writes:

It is a mistake for Mr. Obama to spend a lot of time attacking Mr. McCain.

Yes, we all know it's always a mistake for Democrats to attack Republicans. But TB must’ve missed yesterday's polls (CBS/NYT +5, Zogby +2, Gallup +2). And those polls were taken after Team Obama unleashed a barrage of -- wait for it -- wait for it -- negative attacks.