Frankie Edgar defeated BJ Penn at The Ultimate Fighter 19 Finale on Sunday night in Las Vegas, cementing his place among the top tier of the UFC featherweight division. For Penn, however, it was the realization that it was time for him to leave the sport he helped build behind. Penn retired following the fight.
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TUF 19 Finale Medical Suspensions: Despite Retirement, BJ Penn Faces Minimal Suspension – MMA Weekly