Jan 31, 2015; Las Vegas, NV, USA; Anderson Silva (red gloves) reacts after defeating Nick Diaz (not pictured) following their middleweight bout during UFC 183 at the MGM Grand Garden Arena. Mandatory Credit: Jayne Kamin-Oncea-USA TODAY Sports Jan 30, 2015; Las Vegas, NV, USA; Anderson Silva and Nick Diaz face off at the weigh in for their middleweight bout at the MGM Grand Garden Arena.
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