Team the United States celebrate after the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

SINGAPORE, Aug. 3 (Xinhua) -- The United States brought the World Aquatics Championships to a thrilling close on Sunday by breaking the world record in the women's 4x100 meters medley relay - the final event of the meet.

The American team - Regan Smith (backstroke), Kate Douglass (breaststroke), Gretchen Walsh (butterfly), and Torri Huske (freestyle) - combined for a winning time of 3 minutes 49.34 seconds, slicing 0.29 seconds off the previous record of 3:49.63 set by the U.S. at the 2024 Paris Olympics.

Australia - featuring Kaylee McKeown, Ella Ramsay, Alexandria Perkins, and Mollie O'Callaghan - took silver in 3:52.67, while China - with Peng Xuwei, Tang Qianting, Zhang Yufei, and Cheng Yujie - claimed the bronze in 3:54.77. ■

Team the United States celebrate after the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team China's Peng Xuwei competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team China's Tang Qianting competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team China's Zhang Yufei (R) and Cheng Yujie are seen before the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team the United States are seen during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team China wave to the spectators during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team China's Zhang Yufei competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xue Yuge)

Team China are seen after the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xue Yuge)

Team the United States' Torri Huske competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xue Yuge)

Team China are seen during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Zhang Yufei (top) of China competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xue Yuge)

Team China's Peng Xuwei competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Gold medalists Team the United States (C), silver medalists Team Australia (L) and bronze medalists team China pose during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Tang Qianting (R) of China competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xue Yuge)

Team the United States' Kate Douglass competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team China's Zhang Yufei competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team China's Peng Xuwei is seen before the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Xia Yifang)

Team China pose during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)

Team China wave to the spectators during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)

Team China (back) pose during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)

Team China are seen during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)

Team China's Zhang Yufei competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)

Gold medalists Team the United States (C), silver medalists Team Australia (L) and bronze medalists team China pose during the awarding ceremony for the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)

Team China's Zhang Yufei (2nd L) is seen after the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)

Team the United States' Kate Douglass competes during the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)

Team China's Peng Xuwei is seen before the women's 4X100m medley relay final of swimming at the World Aquatics Championships in Singapore, Aug. 3, 2025. (Xinhua/Luo Yuan)