come straight up from the bag and hit a heck of a shot. . . . It was just bang-bang-bang-bang-BANG and get him outta there." Rocky Marciano is the only heavyweight champ to retire undefeated (49-0).
As an infant, Rocky Marciano was diagnosed with a rare case ... Rocky punched a 270 lb. heavy bag to prepare him to break through his opponent’s defenses by outworking and outlasting every ...