Roger Mayweather, uncle and trainer of Floyd Mayweather, has died at the age of 58.
Before becoming a trainer, Roger was a world champion in his own right, holding titles at featherweight and welterweight in the 1980s.
He began working with Floyd in the late 1990s, with the nephew going on to be unbeaten in 50 fights and earning a reputation as one of the best pound-for-pound fighters of all time.
No cause of death has been confirmed.
Mayweather Promotions said on Twitter that they are saddened with the recent news of Roger Mayweather's passing.
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