Elephant tattoos and pre-race rituals

Members of Great Britain's team for the World Athletics Championships reveal their superstitions and pre-race rituals.

Dina Asher-Smith, Harry Aikines-Aryeetey and Jodie Williams are among the athletes who reveal their secrets in the lead-up to the event, which begins in Beijing on Saturday.

Click here to find out how to follow the World Championships on the BBC.

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