L-R Nick Rodgers of USA, Hunter Woodhall of USA, Johannes Floors of Germany and Aj Digby of USA compete Men's 400m T43 Final during World Para Athletics Championships Day Three at London Stadium in London on July 17, 2017 (Photo by Kieran Galvin/NurPhoto via Getty Images)
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Austin Pruitt of USA compete Men's 400m T34 Final during World Para Athletics Championships Day Three at London Stadium in London on July 17, 2017 (Photo by Kieran Galvin/NurPhoto via Getty Images)
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Johnannes Floors of Germany celebrate his win Men's 400m T43 Final during World Para Athletics Championships Day Three at London Stadium in London on July 17, 2017 (Photo by Kieran Galvin/NurPhoto via Getty Images)
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Hannah McFadden of USA Women's 400m T54 Final during IPC World Para Athletics Championships at London Stadium in London on July 17, 2017 (Photo by Kieran Galvin/NurPhoto via Getty Images)
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Simone Manigrasso of Italy Men's 400m T44 Final during IPC World Para Athletics Championships at London Stadium in London on July 17, 2017 (Photo by Kieran Galvin/NurPhoto via Getty Images)
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