Dressel gets 8th gold as U.S. wins 4×100 relay Caeleb Dressel collected his eighth career Olympic gold medal, leading the Americans to a second successive 4×100 meter freestyle swimming title.

Lyles, Richardson anchor U.S. 4×100 relay sweep Sha’Carri Richardson and Noah Lyles anchored the U.S. to back-to-back victories in the 4×100 on Saturday, giving the Americans a sweep of the short relays at the world championships for the first time since 2007.