Here's an interesting snippet from Chris Suellentrop's piece posted today on Slate.com:
Even a casual viewer of Hardball knows that the first rule of an election that involves a sitting president is that it's a referendum on the incumbent. This election, however, has turned out to be the opposite. It's a referendum on the challenger. Kerry probably isn't responsible for this turn of events, but he's benefiting from it: The referendum on the incumbent is over. President Bush already lost it. This presidential campaign isn't about whether the current president deserves a second term. It's about whether the challenger is a worthy replacement.
Click here to read the entire article.