"You take your hat off to Brook...that's going to be a hell of a task...Triple G, to me, fans might take this wrong, he's overrated...you gotta be a crackhead to say that...Marvin Hagler was pound-for-pound the best in the middleweight division," stated world-class trainer John David Jackson, who shared his thoughts on the intriguing clash between middleweight champion Gennady Golovkin and welterweight champion Kell Brook.
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