RIO DE JANEIRO, BRAZIL - JANUARY 14:  Referee Mario Yamasaki (R) holds up Thiago Tavares (L) hand as he celebrates after defeating Sam Stout (not pictured) in a lightweight bout during UFC 142 at HSBC Arena on January 14, 2012 in Rio de Janeiro, Brazil.  (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)
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