KINGSTON, Jamaica — Shelly-Ann Fraser-Pryce, the most decorated 100-meter sprinter in history, has officially announced her retirement from competitive track and field, marking the end of an extraordinary 18-year career that has left an indelible mark on the world of athletics. The Jamaican sprint icon, a three-time Olympic gold medalist and ten-time World Champion, made the announcement on Tuesday, reflecting on her journey with profound gratitude and pride.