US teen Regan Smith sets world record in women's 200 back

[ASFN Admin]

Regan Smith broke the world record in the women's 200-meter backstroke Friday at the world swimming championships. The 17-year-old American won her semifinal heat in 2 minutes, 3.35 seconds. That erased the old mark of 2:04.06 set by Missy Franklin at the 2012 London Olympics.

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