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Team of Britain celebrates after winning the men's 4x100m relay final on Day 9 at the IAAF World Championships 2017 in London, Britain on Aug. 12, 2017. Team Britain claimed the title with 37.47 seconds. (Xinhua/Han Yan)
Team of Britain celebrates after winning the men's 4x100m relay final on Day 9 at the IAAF World Championships 2017 in London, Britain on Aug. 12, 2017. Team Britain claimed the title with 37.47 seconds. (Xinhua/Han Yan)