UFC 137 Live Streaming - Penn vs Diaz Online

UFC 137 Live Streaming Penn vs Diaz Online Free, which is the next MMA event to be held by the Ultimate Fighting Championship on October 29, 2011 at Mandalay Bay Events Center in Las Vegas, Nevada.

On October 1st, it was revealed that Tim Credeur was forced out of his bout with Brad Tavares for unknown reasons. Promotional newcomer Dustin Jacoby has stepped in to face Tavares. On October 21st, Tavares pulled out of the bout due to an injury and was replaced by undefeated newcomer Clifford Starks.

Georges St. Pierre was expected to defend his title against Carlos Condit on this card, but had to withdraw due to knee injury. Nick Diaz vs. B.J. Penn was promoted to the main event.

During the official UFC 137 weigh ins, Tyson Griffin failed to make the featherweight limit. Coming in 3 pounds over, Griffin was given an additional hour to lose the weight. Griffin was only able to lose an additional pound, and was fined 25 percent of his earnings and the bout will take place at a catchweight of 148lb.

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