USA's Jessica Beard, Allyson Felix, Kendall Ellis, and Courtney Okolo win the Gold Medal at the Women's 4 x 400 meters relay at the 2019 World Athletics Championships in Doha, Qatar. Poland's Iga Baumgart-Witan, Patrycja Wyciszkiewicz, Małgorzata Hołub-Kowalik, Justyna Święty-Ersetic took silver, while Great Britain's Zoey Clark, Jodie Williams, Emily Diamond, Laviai Nielsen took bronze