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LAS VEGAS, NV - JULY 06: Frankie Edgar (top) punches BJ Penn in their featherweight fight during The Ultimate Fighter Finale event at the Mandalay Bay Events Center on July 6, 2014 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)

LAS VEGAS, NV - JULY 06:  Frankie Edgar (top) punches BJ Penn in their featherweight fight during The Ultimate Fighter Finale event at the Mandalay Bay Events Center on July 6, 2014 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)