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At the 2020 Summer Olympics, Caeleb Dressel set a world record in the 4x100 meter medley relay, swimming the leadoff leg in 46.96 seconds. The United States team won the event with a time of 3:26.78, which was also a world record. Dressel also won gold medals in the 100 meter freestyle, 100 meter butterfly, and 4x100 meter freestyle relay at the Games.