Yu Zidi, a 12-year-old Chinese athlete, has become the youngest swimmer in history to win a medal at the World Aquatics Championships. China won bronze in the 4x200m freestyle relay at the Championships in Singapore, and while Yu did not swim in Thursday’s final, she qualified for a medal after swimming a leg in the heats earlier in the day.

Yu Zidi, a 12-year-old Chinese swimmer, has created history by becoming the youngest-ever medallist at the World Swimming Championships.

China’s Yu Zidi became the youngest ever medalist at the World Aquatics Championships after being part of China’s bronze medal-winning team in the 4x200m freestyle relay.