GENEVA, Nov. 9 (Xinhua) -- World Athletics on Monday ratified four world records set by Alison dos Santos, Yomif Kejelcha, Josh Kerr and Masai Russell.
Brazil's Dos Santos set a world record of 45.80 seconds in the men's 400m hurdles at the Diamond League meeting in Zurich, Switzerland, on August 27. He broke the previous world record of 45.94 seconds, set by Karsten Warholm of Norway at the Tokyo Olympic Games on August 3, 2021, by 0.14 seconds.
Less than 40 minutes later in Zurich, Russell of the United States set a world record of 12.09 seconds in the women's 100m hurdles, taking 0.03 seconds off the previous world record of 12.12, set by Tobi Amusan of Nigeria in Oregon, United States, on July 24, 2022.
Britain's Kerr broke the men's mile world record at the Novuna London Athletics Meet on July 18, clocking 3:42.66 to improve the previous mark of 3:43.13 set by Hicham El Guerrouj of Morocco in Rome, Italy, on July 7, 1999.
Ethiopia's Kejelcha set a world record in the men's half marathon at the Media Maraton Ciudad de Buenos Aires, a World Athletics Label road race, on August 23, clocking 56:51, 29 seconds faster than the previous world record of 57:20 set by Jacob Kiplimo of Uganda in Lisbon, Portugal, on March 8. ■
