UFC 137 weigh-ins are taking place at Mandalay Bay Events Center. They will start at 4 pm PT and will be streaming live here in the video below.

Preliminary card (Facebook)

Middleweight bout: United States Dustin Jacoby vs. United States Clifford Starks

Middleweight bout: United States Chris Camozzi vs. France Francis Carmont

Lightweight bout: United States Ramsey Nijem vs. United States Danny Downes

Light Heavyweight bout: United States Brandon Vera vs. United States Eliot Marshall

Preliminary card (Spike TV)

Featherweight bout: United States Tyson Griffin vs. Poland Bart Palaszewski

Lightweight bout: Germany Dennis Siver vs. United States Donald Cerrone

Main card

Featherweight bout: Japan Hatsu Hioki vs. United States George Roop

Bantamweight bout: United States Scott Jorgensen vs. United States Jeff Curran

Heavyweight bout: Croatia Mirko Filipovi? vs. United States Roy Nelson

Heavyweight bout: France Cheick Kongo vs. United States Matt Mitrione

Welterweight bout: United States B.J. Penn vs. United States Nick Diaz