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Norway's Karsten Warholm smashed his own world record to win gold in the men's Olympic 400 meters hurdles final in 45.94 seconds in Tokyo Tuesday.

The big picture: American silver medalist Rai Benjamin also finished faster than the previous record of 46.70, set by Warholm last month — clocking in at 46.17. Brazilian bronze Alison dos Santos medalist wasn't far behind, with a time of 46.72.

Karsten Warholm shatters world record in Olympic 400m hurdles final

American silver medalist Rai Benjamin also broke the previous record, set by Norway's Warholm last month.

Norway's Karsten Warholm celebrates as he crosses the finish line to win the men's 400m hurdles final during the Tokyo 2020 Olympic Games at the Olympic Stadium in Tokyo on August 3

Norway's Karsten Warholm celebrates as he crosses the finish line to win the men's 400m hurdles final during the Olympic Games at the Olympic Stadium in Tokyo on Tuesday. Photo: Ben  Stansall/AFP via Getty Images

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Norway&#x27;s Karsten Warholm smashed his own world record to win gold in the men&#x27;s Olympic 400 meters hurdles final in 45.94 seconds in Tokyo Tuesday.The big picture: American silver medalist Rai Benjamin also finished faster than the previous record of 46.70, set by Warholm last month — clocking in at 46.17. Brazilian bronze Alison dos Santos medalist wasn&#x27;t far behind, with a time of 46.72.Go deeper: <a class="gtmContentClick" data-vars-link-text="Full Axios coverage" data-vars-click-url="https://www.axios.com/sports/olympics/" data-vars-content-id="ea81bfa9-9e47-4ae4-a422-ca4a6b79e351" data-vars-headline="Karsten Warholm shatters world record in Olympic 400m hurdles final" data-vars-event-category="story" data-vars-sub-category="story" data-vars-item="in_content_link" href="https://www.axios.com/sports/olympics/" target="_self">Full Axios coverage</a>

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