Led by a video projected on to a whiteboard nine children, a mix of Latinos and African-Americans, walk or jump on the spot, swing their arms, stretch and reach in an exercise class that lasts around 15 minutes.

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Swede Carolina Kluft showed her class in the long jump as she stole top spot from Jade Johnson with the very last jump of the competition.

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European triple jump champion Tatyana Lebedeva took top spot with a best effort of 6.92m.

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