London, UK. 06-Aug-17. Adam KSZCZOT, Nijel AMOS, Isaiah HARRIS, Guy LEARMONTH, Elliot GILES, Kevin L'PEZ, competing in the Men's 800m Semi-Final 1 at the 2017, IAAF World Championships, Queen Elizabeth Olympic Park, Stratford, London, UK. Credit: Simon Balson/Alamy Live News

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