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Defending champ Demetrious Johnson, top, celebrates with his
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Defending champ Demetrious Johnson, top, celebrates with his crew after knocking out Joseph Benavidez in a UFC flyweight mixed martial arts title fight in Sacramento, Calif., Saturday, Dec. 14, 2013. (AP Photo/Steve Yeater)(Credit: AP Photo Steve Yeater)

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UFC on Fox 9: Johnson KOs Benavidez

Demetrious Johnson defended his flyweight title with a first-round knockout of Joseph Benavidez at UFC on Fox 9 in Sacramento, Calif. (Dec. 14, 2013)