In the 28th episode of The Bow Tie Chronicles podcast, we discuss five things you need to know about the Minnesota Vikings, who are led by coach Mike Zimmer.

The defensively sound Vikings who also have a vast array of offensive weaponry that is helping former backup Case Keenum elevate his level of play.  Also, we discuss what an expert had to say about Desmond Trufant and Devonta Freeman's concussion situations.

Subscribe to "The Bow Tie Chronicles" podcast with the AJC's D. Orlando Ledbetter on iTunes or on the new AJC sports podcasts page.

070810 EAST RUTHERFORD, N.J.: --Assistant coach defensive line Kevin Wolthausen, left, head coach Bobby Petrino, center, and defensive coordinator Mike Zimmer look on as the Jets make a drive during 2nd half action at the Meadowlands in East Rutherford, N.J., Friday, August 10, 2007.

Credit: Curtis Compton

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Credit: Curtis Compton