In yet another awe-inspiring performance, Summer McIntosh came within 0.45 of a second of taking down the oldest women's ...

McIntosh reclaimed the world record in the 400m freestyle on the opening day of the Trials on Saturday, winning in 3:54.18.

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The women’s 400m freestyle world record once again belongs to Summer McIntosh. Get the details of her performance at the 2025 Bell Canadian Swimming Trials.