Women's 800m Final | IAAF World Championships London 2017

Watch the Women's 800m Final from the 2017 World Championships, where Olympic champion Caster Semenya claimed World Championships gold. #WorldChampionships #CasterSemenya #SouthAfrica #IAAF #800m #Athletics Watch the other finals on our 2017 World Championships playlist -    • 2017 World Championships | The Finals   Subscribe to our channel - https://www.youtube.com/user/IAAF2012... ⭐️ Follow us on Twitter -   / iaaforg   ⭐️ ⭐️ Follow us on Facebook -   / worldathleticsclub   ⭐️ ⭐️ Follow us on Instagram -   / iaaf_athletics   ⭐️ Make sure you subscribe for athletics highlights, interviews with the athletes, training tips and more!