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LAS VEGAS, NV - DECEMBER 11: (L-R) Frankie Edgar punches Chad Mendes in their featherweight bout during the TUF Finale event inside The Chelsea at The Cosmopolitan of Las Vegas on December 11, 2015 in Las Vegas, Nevada. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)

LAS VEGAS, NV - DECEMBER 11: (L-R) Frankie Edgar punches Chad Mendes in their featherweight bout during the TUF Finale event inside The Chelsea at The Cosmopolitan of Las Vegas on December 11, 2015 in Las Vegas, Nevada.  (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)