Allyson Felix is the most decorated US track and field athlete in history. As she wraps up her last season, she focuses on supporting other athletes moms.
Felix, the most decorated U.S. track and field athlete in history, announced her decision on Instagram. The 36-year-old has won 11 Olympic medals over the course of her career.
NPR's team in Tokyo put together our favorite moments of the Games, where participants showed their athleticism, sportsmanship, and what motivated them to compete.