USA's Courtney Okolo took home the gold in the women's 400m at the 2018 World Indoor Championships in Birmingham. Okolo's time of 50.55 was a new PB as she finished clear of fellow American Shakima Wimbley in silver and Great Britain's Eilidh Doyle in bronze. #WorldAthletics #WorldIndoorChampionships #Birmingham2018 #400m #USA #CourtneyOkolo Watch more from Birmingham in our playlist: youtube.com/playlist?list=PLz-gfY4so9kYbuAsZVTrIPi3NkQhTVwJU Subscribe to our channel - youtube.com/user/IAAF2012?sub_confirmation=1 ⭐️ Follow us on Twitter - twitter.com/WorldAthletics ⭐️ ⭐️ Follow us on Facebook - facebook.com/WorldAthletics/⭐️ ⭐️ Follow us on Instagram - instagram.com/worldathletics/⭐️ Make sure you subscribe for athletics highlights, interviews with the athletes, training tips and more!