Usain Bolt of Jamaica is knocked over by a cameraman on a Segway after the men's 200m final during the 15th IAAF World Championships at the National Stadium in Beijing August 27, 2015. (Photo/Agencies)
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Usain Bolt of Jamaica is knocked over by a cameraman on a Segway after the men's 200m final during the 15th IAAF World Championships at the National Stadium in Beijing August 27, 2015. (Photo/Agencies)
