LAS VEGAS, NV - DECEMBER 30: (R-L) Amanda Nunes of Brazil punches Ronda Rousey in their UFC women's bantamweight championship bout during the UFC 207 event on December 30, 2016 in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)
LAS VEGAS, NV - DECEMBER 30: (R-L) Amanda Nunes of Brazil punches Ronda Rousey in their UFC women's bantamweight championship bout during the UFC 207 event on December 30, 2016 in Las Vegas, Nevada. (Photo by Christian Petersen/Getty Images)