The charismatic if polarizing gymnastics coach who turned young women into champions and the United States into an international power has died.

Bela Karolyi, the charismatic and polarizing gymnastics coach who turned young women into Olympic champions, has died. He was 82.

Bela Karolyi, the charismatic if polarizing gymnastics coach who turned young women into champions and the United States into an international power, has died. He was 82. USA Gymnastics said Karolyi died Friday. No cause of death was given.Karolyi and wife Martha trained multiple Olympic gold medalists and world champions in the U.S. and Romania, including Nadia Comaneci and Mary Lou Retton. “A big impact and influence on my life,” Comaneci, who was just 14 when Karolyi coached her to gold for Romania at the 1976 Montreal Olympics, posted on Instagram.The Karolyis defected to the United States in 1981 and over the next 30-plus years became a guiding force in American gymnastics, though not without controversy. Bela helped guide Retton — all of 16 — to the Olympic all-around title at the 1984 Games in Los Angeles and memorably helped an injured Kerri Strug off the floor at the 1996 Games in Atlanta after Strug's vault secured the team gold for the Americans.Karolyi briefly became the national team coordinator…