Pumped up kicks

Updated: Jun 22, 2012 19:06 IST

Adidas sport shoes
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Adidas sport shoes "Adizero" are on display at the Adidas innovation laboratory in Herzogenaurach. US market leader Nike and German rival Adidas are locked in their own Olympic battle to boost athletes' performance and squeeze maximum value out of the London Olympic Games. Reuters/Michael Dalder

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