Coco Gauff sailed into the last 16 of the US Open on Saturday with a routine win over Magdalena Frech as men's reigning champion Jannik Sinner prepared to ramp up
Gauff cruises at US Open as Sinner targets last 16

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Coco Gauff sailed into the last 16 of the US Open on Saturday with a routine win over Magdalena Frech as men's reigning champion Jannik Sinner prepared to ramp up