With Rep. Joe Sestak poised to take on Sen. Arlen Specter in a Democratic primary in Pennsylvania next year, it stands to reason that Specter is going to take some rhetorical shots at his rival. I just didn't think this would be one of them.

Pennsylvania Sen. Arlen Specter called his fellow Democrat, Rep. Joe Sestak, a "flagrant hypocrite" and accused his rival of registering as a Democrat "just in time to run for Congress." [...]

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