拉伊·本杰明在东京的男子400米道世界冠军, 巴西的多斯·桑托斯和卡塔尔的桑巴获得银和铜. Rai Benjamin won the men's 400m hurdles world title in Tokyo, with Brazil's Dos Santos and Qatar's Samba taking silver and bronze.

美国Rai Benjamin在东京赢得了四百米障碍世界冠军, American Rai Benjamin won the men's 400m hurdles world title in Tokyo, clocking a season's best 46.52 seconds after a brief disqualification for knocking down the final hurdle was overturned on appeal. 巴西的艾莉森多斯桑托斯(Alison Dos Santos)在46.84秒内拿了银, 卡塔尔的Abderrahman Samba在47. Brazil's Alison Dos Santos took silver in 46.84 seconds, and Qatar's Abderrahman Samba claimed bronze in 47.06 seconds. 挪威Karsten Warholm在47.58秒内完成第5个。 Norwegian Karsten Warholm finished fifth in 47.58 seconds. 在妇女活动中,荷兰的Femke Bol用世界领先的51.54秒捍卫她的头衔,领先于美国茉莉花琼斯和斯洛伐克的Emma Zapletalova。 In the women's event, Femke Bol of the Netherlands defended her title with a world-leading 51.54 seconds, ahead of American Jasmine Jones and Slovakia's Emma Zapletalova.