Sports American relay teams win 2 golds in the last events of a dominant Olympic track meet for the US The U.S. women's 4x400 relay dominated the field on Saturday, finishing more than four seconds ...

Team USA's 4X400 relay team of Shamier Little, Sydney McLaughlin-Levrone, Gabby Thomas and Alexis Holmes won the gold medal with a time of 3:15.27. / NBC The women's 4X400 relay was just about over ...

Team USA won Olympic gold in the men's and women's 4X400 relay on Saturday with men hitting Olympic-record time and women coming in only .1 short of the world record. Moments before the women's race, ...