Event: UFC 137: "Penn vs. Diaz"
Date: Sat., Oct. 29, 2011, at 9 p.m. ET on pay-per-view (PPV)
Location: Mandalay Bay Events Center in Las Vegas, Nevada
170 lbs.: B.J. Penn vs. Nick Diaz
Main card (Pay-per-view):
265 lbs.: Cheick Kongo vs. Matt Mitrione
265 lbs.: Roy Nelson vs. Mirko Filipovic
145 lbs.: Hatsu Hioki vs. George Roop
135 lbs.: Jeff Curran vs. Scott Jorgensen
Spike TV "Prelims:"
155 lbs.: Donald Cerrone vs. Dennis Siver
145 lbs.: Tyson Griffin vs. Bart Palaszewski
Preliminary card (Facebook stream):
205 lbs.: Brandon Vera vs. Eliot Marshall
170 lbs.: Danny Downes vs Ramsey Nijem
185 lbs.: Chris Camozzi vs Francis Carmont
185 lbs.: Dustin Jacoby vs. Clifford Starks
*Fight card and line up subject to change.
For UFC 137 news and notes be sure to check out our complete event archive by clicking here.