ZURICH (AP) — Alison Dos Santos of Brazil broke the men's 400-meter hurdles world record at a Diamond League meet on Thursday.
Dos Santos crossed the line in 45.80 seconds at the Weltklasse to take 0.14 seconds off the world record set by Karsten Warholm of Norway at the Tokyo Olympics in 2021.
Warholm finished second Thursday in 46.69.
The 26-year-old Dos Santos was the 2022 world champion and is a two-time Olympic bronze medalist.
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