Despite lying on the track for several minutes before receiving medical attention, Okoro returned to the track later to anchor the relay team alongside Donna Fraser, Kim Wall and Vicky Barr to an impressive silver.

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An avowed distance runner, Goluskin is also known for his speed on the track, having participated in a world-record-setting 4x800 meter relay team for men aged 70-79 at the 168th street Armory in March.

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"I was the last one on the track, " said Rodney Martin, who ran the first leg of the relay for the U.S. team.

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Kuske actually started his sporting life as a track and field athlete of some note, claiming a bronze in Germany's 4x100m relay squad at the 1998 world junior championships in Annecy in France.

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Following an injury-plagued summer, the widely hyped track-and-field star not only botched the baton exchange during the men's 4x100 relay semi-final, but he failed to qualify for the 100-meter final, much less medal, throwing his marketability into question.

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At the Olympics in August, Pistorius reached the finals of the 4x400 relay and semifinal in the 400 sprint, with his carbon fiber blades clattering into the history books on the London track.

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