Demian Maia, left, and Rory MacDonald exchange punches during a UFC 170 mixed martial arts welterweight fight on Saturday, Feb. 22, 2014, in Las Vegas. MacDonald won by unanimous decision. (AP ... more 
Demian Maia, left, and Rory MacDonald exchange punches during a UFC 170 mixed martial arts welterweight fight on Saturday, Feb. 22, 2014, in Las Vegas. MacDonald won by unanimous decision. (AP Photo/Isaac Brekken) less 
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Associated Press | Photo By Isaac Brekken
Sat, Feb 22, 2014 11:33 PM EST