As the biggest heavyweight fight of the year thus far approaches, one of the most infamous heavyweights of all time, Mike Tyson, releases a rare tape of him sparring in preparation for his world title bout with James 'Bonecrusher' Smith in 1987.
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Tyson executes the art of 'hit and not get hit' in the video, as he was on course to defend his WBC title and looked to add Smith's WBA belt to his arsenal.
Tyson ultimately went on to retain his belt and add Smith's WBA belt to his mantle as he got the victory via unanimous decision.