Third round closes in Cincinnati as Tiafoe survives Tien, to set up Auger-Aliassime clash in the last 16

No 17 seed Frances Tiafoe closed out the third round in Cincinnati on Wednesday night, edging past No 16 seed Learner Tien 6-4, 4-6, 6-4 to set up a last-16 meeting with second seed Felix Auger-Aliassime, who had already booked his own place in the round with a 7-5, 6-1 win over Argentina’s Juan Manuel Cerundolo on Tuesday. The win over Tien is Tiafoe’s fourth trip to the Cincinnati last…

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