Faith Chepngetich Kipyegon (L, front) of Kenya competes during Women's 1500m Final on Day 4 of the 2017 IAAF World Championships at London Stadium in London, Britain, on Aug. 7, 2017. Faith Chepngetich Kipyegon claimed the title with 4:02.59. (Xinhua/Luo Huanhuan)
