Watch: Kaylee McKeown, Regan Smith BATTLE for 200m backstroke world record at World Cup

Originally posted on NBC Sports | Last updated Oct 19, 2025 8:39 PM ET

Kaylee McKeown emerged victorious and with the new women's 200m backstroke world record after a thrilling battle with former record-holder Regan Smith in the Swimming World Cup at Westmont.

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Watch: Kaylee McKeown, Regan Smith BATTLE for 200m backstroke world record at World Cup

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