Martin Manley wins gold at IAAF World Youth Champs, Tiffany James takes bronze
Martin Manley clocked a world-leading time of 45.89 seconds in the boys' 400m a short while ago to take the gold medal, at the 2013 IAAF World Youth Championships inside the RSC Olympiyskiy in Donetsk, Ukraine.
Devaughn Baker, 47.97, placed eighth.
A short while after, Jamaica's Tiffany James clocked 53.56 to take bronze in the girls 400m.
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