The action at the 2025 World Aquatics Championships continues Tuesday evening with Australia's five-time Olympic champion Kaylee McKeown looking to continue her dominance in the women's 100m backstroke.

Here is everything you need to know about watching the head-to-head battles between Ledecky and McIntosh at the 2025 Swimming World Championships, including TV and streaming options for races.

In a race about seconds, it was the years which showed. Read more at straitstimes.com. Read more at straitstimes.com.

Katie Ledecky was able to compete, renewing her rivalry with Canada's Summer McIntosh in the 400 freestyle. McIntosh comfortably won the final in 3:56.26, with Ledecky finishing third at 3:58.49. Neither Ledecky nor McIntosh swam near their best times from earlier in the year.

World record holder Regan Smith was fastest in the women's 100 metres backstroke preliminaries at the world championships in Singapore on Monday as the American laid down an early marker in her upcoming battle with Australia's Kaylee McKeown.

Summer McIntosh claimed the women's 400m freestyle world title at the Singapore meet, defeating Katie Ledecky. Meanwhile, Lukas Maertens won the men's 400m final. Additionally, Gretchen Walsh topped the women's 100m butterfly qualifying.

Teenage swimming sensation Summer McIntosh launched her world championships with a packed programme and will go head-to-head later Sunday with Katie Ledecky as they renew their Paris Olympics rivalry. The 18-year-old Canadian McIntosh and American great ...

The United States team at the swimming world championships in Singapore is battling a case of “acute gastroenteritis” that compromised performances on the opening day of eight days of competition in the pool.