MEXICO CITY, MEXICO - JUNE 13: (L-R) Kelvin Gastelum of the United States punches Nate Marquardt of the United States in their middleweight bout during the UFC 188 event at the Arena Ciudad de Mexico on June 13, 2015 in Mexico City, Mexico. (Photo by Jeff Bottari/Zuffa LLC/Zuffa LLC via Getty Images)
