LAS VEGAS, NV - FEBRUARY 04:  Dustin Poirier (right) attempts to submit Max Holloway as referee Steve Mazzagatti looks on during the UFC 143 event at Mandalay Bay Events Center on February 4, 2012 in Las Vegas, Nevada.  (Photo by Nick Laham/Zuffa LLC/Zuffa LLC via Getty Images) *** Local Caption *** Dustin Poirier; Steve Mazzagatti
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