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 ...

Katie Ledecky's sustained brilliance and a late gold-rush by her female teammates added gloss to an underwhelming campaign for Team USA at the swimming world championships in Singapore.

Katie Ledecky's sustained brilliance and a late gold-rush by her female teammates added gloss to an underwhelming campaign ...

In other events, Gretchen Walsh became the first American woman to win gold at the world championships in the 50m butterfly.

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

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