Julius Erving on the art of the dunk, origin of his nickname

The Godfather of the dunk contest, Dr. J, weighs in on who belongs on the Mount Rushmore of Dunkers. While many would put him up there as the greatest in that category, Erving thinks there’s been other guys that have been “more impactful” than him. He also shares the nicknames that didn’t stick back when he was in the ABA