Oregon residents and news followers nationwide can be forgiven for shaking their heads over the Associated Press's latest item on the misadventures of Congressman David Wu. All of a sudden he's apparently not a Democrat -- well, at least he's not identified as such by the wire service's Jonathan J. Cooper. (Snip) The theory here is that now that Wu's woes have become a more prominent national story, the AP has decided that the party identification of Wu should came to a halt, lest readers get their minds polluted with the craaaaazy idea that politicians in various forms of trouble