Americans Set a Relay World Record in Swim Worlds in Singapore and Ledecky Wins Again

One day left for the world swimming championship in Singapore.

Katie Ledecky of the United States reacts after competing in the women's 800-meter freestyle heats at the World Aquatics Championships in Singapore on, Aug.1, 2025. AP Photo/Vincent Thian

SINGAPORE—The Americans set a world relay record and piled up three gold medals Saturday in what’s been an otherwise frustrating swimming world championships for them.

And at the heart of the turnaround on the next-to-last day of the worlds in Singapore was none other than 28-year-old Katie Ledecky, the most decorated female swimmer in history.