Jan 26, 2013; Chicago, IL, USA; An official calls off the fight between Anthony Pettis (black shorts) and Donald Cerrone (bottom) during UFC on FOX 6 at the United Center. (David Banks-USA TODAY ... more 

Jan 26, 2013; Chicago, IL, USA; An official calls off the fight between Anthony Pettis (black shorts) and Donald Cerrone (bottom) during UFC on FOX 6 at the United Center. (David Banks-USA TODAY Sports) less