Norway’s Karsten Warholm wins 400m hurdles heat with ease
![Norway's Karsten Warholm wins 400m hurdles heat with ease](https://ktvz.b-cdn.net/2021/07/oly20_atm400h_Warholm_r1_hlf_210730-1440x810.jpg)
NBC Olympics
World record-holder Karsten Warholm of Norway essentially jogs through the finish line to win heat three of the men’s 400m hurdles in 48.65, advancing to the semifinals as the sixth-fastest of the first-round prelims.