After defecting from Romania, the Karolyis begin to build their gymnastics empire in the U.S. But they need a champion. Enter Mary Lou Retton, the bubbly teenager whose perfect 10 at the 1984 Olympics will make her and her coach household names. Little girls across America want to be Mary Lou, and train with her famous coach. Bela has given the United States its first gold medal in women’s gymnastics. Now he needs to harness that success to advance his own cause.Learn more about your ad choices. Visit megaphone.fm/adchoices