LONDON — Suzanne Linde rarely watches her son, Jake Kaminski, compete in archery. She can’t bear the drama. The sport is simply too nerve-wracking. But Linde made the exception this ...

Before U.S. Olympic archer Jake Kaminski began firing arrows at high speeds 70 meters away at a world-class level of accuracy, he had a different need for speed. When he was 7 years old ...