UFC 148 Weigh In

Chael Sonnen and Anderson Silva both make weight ahead of their UFC Middleweight Championship fight at UFC 148.

UFC 148 Weigh In

LAS VEGAS, NV - JULY 6: Anderson Silva makes weight during the UFC 148 Weigh In at the Mandalay Bay Events Center on July 6, 2012 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)

UFC 148 Weigh In

LAS VEGAS, NV - JULY 6: Chael Sonnen makes weight during the UFC 148 Weigh In at the Mandalay Bay Events Center on July 6, 2012 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)

UFC 148 Weigh In

LAS VEGAS, NV - JULY 6: Anderson Silva makes weight during the UFC 148 Weigh In at the Mandalay Bay Events Center on July 6, 2012 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)

UFC 148 Weigh In

LAS VEGAS, NV - JULY 6: (L-R) Opponents Anderson Silva and Chael Sonnen face off during the UFC 148 Weigh In at the Mandalay Bay Events Center on July 6, 2012 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)

UFC 148 Weigh In

LAS VEGAS, NV - JULY 6: (L-R) Opponents Anderson Silva and Chael Sonnen face off during the UFC 148 Weigh In at the Mandalay Bay Events Center on July 6, 2012 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)

UFC 148 Weigh In

LAS VEGAS, NV - JULY 6: (L-R) Opponents Anderson Silva and Chael Sonnen face off during the UFC 148 Weigh In at the Mandalay Bay Events Center on July 6, 2012 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)

UFC 148 Weigh In

LAS VEGAS, NV - JULY 6: UFC President Dana White separates Anderson Silva (L) and Chael Sonnen (R) during the UFC 148 Weigh In at the Mandalay Bay Events Center on July 6, 2012 in Las Vegas, Nevada. (Photo by Josh Hedges/Zuffa LLC/Zuffa LLC via Getty Images)