19 Jan 2011
And reader Ben passes on this link to a story in Slate by Shankar Vedantam covering the latest in concussion research by the league.
62 comments, Last at 23 Jan 2011, 12:14am by TBI Researcher
Eight weeks ago, the Vikings were undefeated and ranked No. 1 in DVOA. Now they're 6-6 and probably done. What went wrong?