Last Updated: Saturday, August 11, 2012, 09:00
Allyson Felix ran the second leg to help the US win the women`s 4x100 metres relay in world record time at the London Olympics Friday.
Last Updated: Friday, July 13, 2012, 19:14
Olympic sprint champion Pietro Mennea said it will be certainly more difficult now that the runner has a new rival, also a Jamaican national, Yohan Blake.
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