Originally written on Fox Sports  |  Last updated 11/18/14

LOS ANGELES, CA - OCTOBER 24: UFC fighter Cain Velasquez (R) reacts as the referee calls the bout against UFC fighter Ben Rothwell (L) during their Heavyweight bout at UFC 104: Machida vs. Shogun at Staples Center on October 24, 2009 in Los Angeles, California. Velasquez won the fight by way of TKO. (Photo by Jon Kopaloff/Getty Images)
It didn't take much longer than the 64 seconds Junior dos Santos required to seize the UFC heavyweight belt for the Brazilian striker to realize he didn't get the best of Cain Velasquez the first time around. "At the interview afterward, I saw how disappointed his was in his performance," dos Santos told FOXSports.com through an interpreter. "I know this time Cain will be giving it his all. He's going to be gunning for me." In the 13 months leading up to Saturday's rematch at UFC 155 in Las Vegas, dos Santos and the MMA community learned the extent of the injuries Velasquez dealt with at the first bout. Maybe that's why even though dos Santos is still predicting a knockout victory, he's estimating it'll take at least two or three rounds of the five-rounder at the MGM Grand Garden Arena. "I believe in myself a lot," said dos Santos, who entered the original fight with his own knee injury. "I believe in my hands. I believe in my knockout power. I know Cain's personality. I know he'...
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