Jack Alexy sets American record in 100-meter freestyle at World Aquatics Championships

Jack Alexy sets American record in 100-meter freestyle at World Aquatics Championships

Alexy broke Caeleb Dressel's mark

Jack Alexy of the United States reacts after competing in the men's 100-meter freestyle semifinals at the World Aquatics Championships in Singapore Wednesday, July 30, 2025. (AP Photo/Vincent Thian)

Gold medalists Jack Alexy, Chris Guiliano, Hunter Armstrong and Caeleb Dressel of Team United States pose with their medals after the men's 4×100-meter freestyle relay at the Olympic Games Paris 2024 at Paris La Defense Arena July 27, 2024, in Nanterre, France. (Al Bello via Getty Images)