AdvertisementU.S. Women Win 4x400, And Allyson Felix Becomes The Most Decorated U.S. Track AthleteAugust 07, 2021Merrit KennedyfacebookEmailU.S. runners (from left) Sydney McLaughlin, Dalilah Muhammad, Athing Mu and Allyson Felix celebrate winning the gold medal in the women's 4x400 meter relay at the Tokyo Olympic Games. (Getty Images)