Did politics delay bust of Bristol Palin's future mother-in-law?

The union that represents Alaska State Troopers says politics played a role in the investigation of Sherry Johnston, Bristol Palin's future mother-in-law, and that there was one important delay in the case due to the timing of the election.

Sherry Johnston, the mother of Palin's fiance, Levi Johnston, was arrested last month on charges that amount to possession with intent to distribute a… » Full Story on Salon.com