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