Floyd Mayweather didn't always pack the biggest punch - but that didn't stop him felling a heavyweight. The former pound-for-pound great was not known for his knockouts towards the end of his career.
But a former sparring partner and fighter revealed the five-division champion did just that to a heavyweight in sparring. Dmitry Salita, who joined Mayweather in camp during their careers, said: "We were at the gym just hanging out, it was after one of Floyd's fights "This guy comes into the gym, a heavyweight and said, 'I wanna get some boxing' and he was just talking a lot of smack," Salita said. "There was no-one big enough to spar so Floyd was like '[Manager] Leonard [Ellerbe], get my stuff from the car'. "Floyd got in the ring with him for
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