Lions' Jahvid Best likely has played his last down in NFL
- Around the NFL Writer
- Published: Jan. 25, 2013 at 11:12 a.m.
- Updated: Jan. 30, 2013 at 10:34 a.m.
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After suffering four concussions and not finding a doctor willing to clear him for a return to football, Jahvid Best has acknowledged that he's become the NFL's poster boy for head injuries.