<p>Ten-year-old Alzain Tareq from Bahrain waits for the start before competing in a women's 50m butterfly heat at the Swimming World Championships in Kazan, Russia, Friday.</p>
August 8, 2015
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August 8, 2015 9 p.m.
10-year-old girl from Bahrain youngest swimmer at worlds
KAZAN, Russia - Alzain Tareq led the parade of swimmers to the starting blocks for the first heat of the 50-meter butterfly at the world championships.