LAS VEGAS, NV - JANUARY 31: Nick Diaz taunts his opponent in their middleweight bout during the UFC 183 event at the MGM Grand Garden Arena on January 31, 2015 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)
LAS VEGAS, NV - JANUARY 31: Nick Diaz taunts his opponent in their middleweight bout during the UFC 183 event at the MGM Grand Garden Arena on January 31, 2015 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)