Novak Djokovic suffers in Cincinnati heat as Thiago Agustín Tirante inflicts shock defeat

Argentinian powers to 2-6, 6-4, 6-4 victory Heat and humidity take toll on Djokovic The scoreboard did not yet indicate that anything was awry, but even as Novak Djokovic led by a set in his opening match at the Cincinnati Open, he was already struggling badly. From the second…

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