
Teen Lutkenhaus Upsets Olympic Champion in Oslo 800m
American 17-year-old Cooper Lutkenhaus stunned Olympic champion Emmanuel Wanyonyi in Oslo's Diamond League 800m, clocking a personal best of 1:42.08 to edge the Kenyan by 0.01s; Lutkenhaus has dominated the year with World Indoor Championships gold and becoming the Diamond League’s youngest winner. Wanyonyi delivered a season-best in defeat and praised Lutkenhaus’s form. In other highlights, Amy Hunt was runner-up in the women’s 100m as Julien Alfred won, and Karsten Warholm finished second to Alison dos Santos in the men’s 400m hurdles.











