Mclaughlin-Levrone Cracks 48 Seconds in Historically Fast 400 at the Worlds

Mclaughlin-Levrone Cracks 48 Seconds in Historically Fast 400 at the Worlds
Gold medalist Sydney McLaughlin-Levrone of Team United States poses for a photo beside a screen displaying her championship record time of 47.78 seconds in the Women's 400 Metres Final on day six of the World Athletics Championships Tokyo 2025 at National Stadium in Tokyo, Japan, on Sept. 18, 2025. Emilee Chinn/Getty Images
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TOKYO—When Sydney McLaughlin-Levrone powered though the final curve of the 400-meter final at world championships, she glanced to her right and saw something that hadn’t been there in a while.

Another runner.