Seven-time Olympic gold medallist Ledecky is aiming for more global titles at the FINA World Championships. The Team USA star made a switch after the... Tokyo 2020 Games in 2021, and new coach Anthony Nesty shares with Olympics.com what her 2022 approach involves: "She is a machine, but she needs to realise that a machine can break." Hear more from the U.S. swim coach, himself an Olympic champ, about the American world record breaker.