Women'S 400m Hurdles World Record. Remember you can join the conversation on twitter using the #watchworldathletics hashtag.dalilah muhammad was dri. That came in 2019 at the 2019 world championships in doha, qatar, when dalilah muhammad set a world record at 52.16 seconds.

Welcome to the world athletics watch party. Sydney mclaughlin set a new women’s 400m hurdles world record with a time of 51.90 seconds in the final of the us olympic athletics trials in oregon, which was affected by a.