Mayweather Sr. trains junior welterweight champion Ricky Hatton, whom Mayweather Jr. knocked out in December 2007 before announcing his retirement six months later.

老梅威瑟(现在)训练超次中量级冠军，里奇·哈顿·哈顿于2007年12月被小梅威瑟击倒的六个月之后，小梅宣布退役。

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And he may well move up to light welterweight, a tough division already populated by Britons Ricky Hatton and Junior Witter, as well as by world players Kostya Tszyu, Floyd Mayweather Jr, Miguel Cotto and Arturo Gatti.

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