Alison dos Santos of Brazil celebrates after winning gold in the men’s 400m hurdles final on day five of the World Athletics Championships Oregon22 at Hayward Field in Eugene, Oregon on Tuesday.

Alison dos Santos of Brazil celebrates after winning gold in the men's 400m hurdles final on day five of the World Athletics Championships Oregon22 at Hayward Field in Eugene, Oregon on Tuesday.
Alison dos Santos of Brazil celebrates after winning gold in the men's 400m hurdles final on day five of the World Athletics Championships Oregon22 at Hayward Field in Eugene, Oregon on Tuesday.
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