LONDON, UNITED KINGDOM - AUGUST 07: Faith Chepngetich Kipyegon (C) of Kenya celebrates as she arrives first ahead of Jennifer Simpson (R) of the United States second and Caster Semenya (L) of South Africa third in the women's 1500 metres final during the "IAAF Athletics World Championships London 2017" at London Stadium in the Queen Elizabeth Olympic Park in London, United Kingdom on August 7, 2017. (Photo by Mustafa Yalcin/Anadolu Agency/Getty Images)