The United States set the world record in the 4x100 freestyle mixed relay, clocking 3 minutes, 18.48 seconds in the swim ...

The Americans set a world relay record and piled up three gold medals Saturday in what's been an otherwise frustrating ...

The United States set the world record in the 4x100 freestyle mixed relay, clocking 3 minutes, 18.48 seconds in the swim ...

Katie Ledecky delivered another masterclass in distance swimming to collect her sixth world title in the 1,500 metres ...

Ledecky held off Lani Pallister and Summer McIntosh in a tight race Saturday to win gold and extend her reign in the ...

American Katie Ledecky continued domination of the women's 800 meters freestyle with a brilliant swim to win gold.

The epic battle was one of the greatest races in history. In the end, the 28-year-old American captured her seventh world championship in the event.