Caeleb Dressel sets world record of 49.50 in men's 100m butterfly semis

?

Caeleb Dressel of the United States competes during the men's 100m butterfly semifinal at the Gwangju 2019 FINA World Championships in Gwangju, South Korea, July 26, 2019. Dressel sets a new world record with 49.50 seconds. (Xinhua/Xia Yifang)