McLaughlin-Levrone, the two-time Olympic 400 meters hurdles champion, stormed to victory in the women's 400m final in 47.78 seconds, trimming 0.21s off the previous record of 47.99s set by Jarmila Kratochvilova of Czechoslovakia at the inaugural World Championships in 1983. Maybe I could do both 400m and 400m hurdles." Reigning Olympic champion Marileidy Paulino of the Dominican Republic clocked a national record of 47.98 for silver, while Bahrain's former world champion Salwa Eid Naser took bronze in a season's best 48.19. Grenada's two-time world champion Anderson Peters earned silver with 87.38m, while Curtis Thompson of the United States claimed bronze in 86.67m. Jereem Richards of Trinidad and Tobago took silver in 43.72 seconds in a new national record time, while Kebinatshipi's compatriot Bayapo Ndori took bronze in a season's best 44.20s.