Heavy duty: Upper-class fighters V
Training partners Nick Diaz and Jake Shields have equally imposing competition Saturday. Both men will be stepping outside the welterweight class to confront middleweights in Scott Smith and Robbie Lawler.
The last in a weeklong series examining fighters who moved up a weight class and didn't look any worse for the wear:
B.J. Penn versus Lyoto Machida (K-1 Hero's, March 26, 2005)
The man with the biggest smile on his face after Lyoto Machida's capturing of ...
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