Lakeville’s Regan Smith recorded a season-best time in the 200-meter backstroke final at the World Championships on Saturday ...

Walsh kicked off a busy Saturday at the world championships with her second gold medal of the meet, winning the butterfly ...

Australia's Kaylee McKeown underlined her backstroke dominance with a world championships double after winning the 200m in ...

Kaylee McKeown swam the third-fastest time in history in the 200 backstroke while Americans Regan Smith and Claire Curzan won ...

World record holder Kaylee McKeown underlined her status as the undisputed queen of backstroke swimming as she added the 200 ...

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 ever win gold at the world championships in the 50m ...

Katie Ledecky had to fight all the way in a thrilling three-way battle to secure her seventh world title in the event and ...

Australian Kaylee McKeown and American Regan Smith went one-two in the 200m backstroke, just as they did in all three ...

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

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