Marvelous Marvin Hagler made the only Madison Square Garden appearance of his career when he demolished Mustafa Hamsho in three rounds #OnThisDay in 1984 to successfully defend his undisputed world middleweight title for the 10th time over all and the second against the tough Hamsho. "You can't leave it up to the referee and the judges," said the 30-year-old champion. "There's only one way to do it. My way." It took Hagler, who grew up in Newark dreaming of boxing at the Garden, 64 pro fights to