Join SB Nation Arizona at 4 p.m. MT/7 p.m. ET as we bring you live results and video of today's weigh-ins for UFC 146: Dos Santos vs. Mir, from the MGM Grand in Las Vegas, Nevada. Attending today's weigh-ins will be UFC President Dana White, heavyweight headliners Junior dos Santos and Frank Mir, as well as the rest of Saturday's fight card. All fighters must meet their division's required weight, with a one pound allowance given to non-title competitors. SB Nation Arizona will be live streaming the weigh-ins under the "FREE Live UFC Streams" tab in the video player at the bottom of this post.

Main card (Pay-per-view):
Junior dos Santos vs. Frank Mir
Cain Velasquez vs. Antonio Silva
Roy Nelson vs. Dave Herman
Stipe Miocic vs. Shane del Rosario
Stefan Struve vs. Lavar Johnson

Preliminary card (FX):
Diego Brandao vs. Darren Elkins
Edson Barboza vs. Jamie Varner
Jason "Mayhem" Miller vs. C.B. Dollaway
Dan Hardy vs. Duane Ludwig

Preliminary card (Facebook):
Jacob Volkmann vs. Paul Sass
Kyle Kingsbury vs. Glover Teixeira
Mike Brown vs. Daniel Pineda