Anderson Silva hadn't lost a fight in seven years. The reigning UFC middleweight champion was a prohibitive favorite when he met Long Island's Chris Weidman. n the octagon on July 6, 2013. Mario Gonzalez was embedded with the Weidman camp as the biggest fight of his life approached. From the quiet, soul-searching moments that led to the match, to the post-fight celebration after his improbable victory, Gonzalez provided viewers with a unique insight into the biggest upset in UFC history.