Newshour - Tokyo Olympics: Is a 'bouncy' track the reason so many records have been broken? - ÃÛÑ¿´«Ã½ Sounds

Newshour - Tokyo Olympics: Is a 'bouncy' track the reason so many records have been broken? - ÃÛÑ¿´«Ã½ Sounds

Newshour

Tokyo Olympics: Is a 'bouncy' track the reason so many records have been broken?

'The bottom layer provides shock absorption, the top part provides the push'

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