In other events, Gretchen Walsh became the first American woman to ever win gold at the world championships in the 50m butterfly. Regan Smith and Claire Curzan took silver and bronze, respectively, in the women's 200m backstroke. Jack Alexy's bronze in the men's 50 freestyle was his third medal of the 2025 world championships.

American star Katie Ledecky won her seventh world title in the women’s 800-meter freestyle on Saturday, fending off the challenges of Canadian sensation Summer McIntosh and Australia’s Lani Pallister.

Canadian phenom Summer McIntosh was unable to beat American star Katie Ledecky in the women's 800-metre freestyle at the swimming world championships on Saturday, ending her quest to win five individual gold medals in Singapore.

The gold medals were spread around Friday at the swimming world championships, thanks to the absence of stars Léon Marchand of France and Canadian Summer McIntosh from any finals on Day 6 in Singapore.

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.

China’s Yu Zidi has already burst onto the swimming scene, but the 12-year-old made more history at the 2025 World Aquatics Championships on Thursday.