Greg Jackson: Chael Sonnen will be one of the toughest fights of Jon Jones' career

I think Sonnen is a very tough opponent and tougher than most people think. In the first fight against Anderson Silva, he almost won. So, I'm expecting a great war, and I think it will be one of the...

Source: http://ninjashoes.net/forum/showthread.php?79801-Greg-Jackson-Chael-Sonnen-will-be-one-of-the-toughest-fights-of-Jon-Jones-career&goto=newpost

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