UFC 137: Penn vs. Diaz
171 mins
UFC 137: Penn vs. Diaz was a mixed martial arts event held by the Ultimate Fighting Championship on October 29, 2011 at Mandalay Bay Events Center in Las Vegas, Nevada.
Dennis Siver
Self
Bart Palaszewski
Self
171 mins
UFC 137: Penn vs. Diaz was a mixed martial arts event held by the Ultimate Fighting Championship on October 29, 2011 at Mandalay Bay Events Center in Las Vegas, Nevada.
Dennis Siver
Self
Bart Palaszewski
Self
