Katie Ledecky extended her 15-year win streak in the 1500m freestyle and broke career medal ties with Michael Phelps and Ryan Lochte at the World Swimming Championships on Tuesday. Ledecky earned her sixth title in the 1500m free and 22nd world title overall.

Swimming’s biggest names are competing at the world championships in Singapore, including Katie Ledecky, Summer McIntosh, Léon Marchand and a 12-year-old from China who could take home a medal.

Katie Ledecky claimed a sixth 1,500 metres freestyle title and a record-extending 22nd world championships gold medal in Singapore on Tuesday as Romanian rocket David Popovici added the men's 200 crown to his Paris Olympic triumph.

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.