The Eastern Washington University runningback is 6-1, 200 lbs, and ran a freaking 4.28 40.  He's been compared to Chris Johnson and Jamaal Charles.  He had a very healthy 7.5 ypc last year (longest run was a 96 yard td).  You think that's explosive enough?

http://sports.yahoo.com/nfl/blog/shutdown_corner/post/Taiwan-Jones-runs-a-VERY-fast-40-yard-dash;_ylt=Av6RIyYV2VtQ7.ZdiRb1pOpDubYF?urn=nfl-wp955

Definitely worth a look for Comrade and Co.