Is Silva's anger helping or hurting him?

Silva, Sonnen and the clash of styles (http://espn.go.com/blog/MMA/post/_/id/12593/silva-sonnen-and-the-clash-of-styles)

Brett Okamoto seems to...

Source: http://www.mmaforum.com/ufc/103206-silvas-anger-helping-hurting-him.html

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