Chael Sonnen will look at career ‘as a miserable fail’ if he loses Anderson Silva boxing match

Chael Sonnen is taking his boxing match with Anderson Silva very seriously. Sonnen faces former rival and ex-UFC champ Silva in a 216-pound boxing match Saturday in São Paulo, Brazil. Sonnen will look to avenge one of the most heartbreaking moments of his MMA career – a late submission loss to Silva in their middleweight title fight at UFC 117  in August 2010. Sonnen was up four rounds on all three judges’ scorecards, although he would later test positive for elevated levels of testosterone

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Chael Sonnen will look at career ‘as a miserable fail’ if he loses Anderson Silva boxing match – MMA Junkie