Bela Karolyi, a polarizing figure in the world of gymnastics and the coach who trained Olympic champions such as Nadia Comaneci and Mary Lou Retton, has passed away at the age of 82. Károlyi, who helped transform the United States into a powerhouse in the sport, was often surrounded by controversy, particularly regarding his coaching methods and his involvement in the broader gymnastics community. His legacy is marked by both his significant contributions to the sport and the challenges that arose during his career.