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

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

Katie Ledecky continued her dominance in the 800m freestyle event at the world championships on Saturday by winning her ...

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

The Olympic swimmer, 28, won her seventh consecutive world title at the world championships in Singapore on Saturday, Aug. 2, ...

Katie Ledecky remains unbeaten in the 800 freestyle, while the Americans set a world relay record and piled up three gold ...

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

Katie Ledecky has dominated the women's 800-meter freestyle for more than a decade, winning gold in the event in four ...

Katie Ledecky stubbornly refused to give up her 800-meter freestyle crown Saturday at the world championships in Singapore, ...

American star Katie Ledecky won her seventh world title in the women’s 800-meter freestyle on Saturday, fending off the ...