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Noah Lyles (L) of the US, Alex Wilson(C) of Switzerland and Andrea de Grasse of Canada compete during the men's 200m at the 2019 IAAF Diamond League in Lausanne, Switzerland July 5, 2019. (Photo by Ruben Sprich/Xinhua)
Noah Lyles (L) of the US, Alex Wilson(C) of Switzerland and Andrea de Grasse of Canada compete during the men's 200m at the 2019 IAAF Diamond League in Lausanne, Switzerland July 5, 2019. (Photo by Ruben Sprich/Xinhua)