Gauff advances to Toronto semi-finals as Bencic withdraws with hip injury

American Coco Gauff, the No. 4 seed, moved into the semi-finals of the National Bank Open presented by Rogers by walkover on Tuesday night after Swiss opponent Belinda Bencic, the No. 12 seed, withdrew from their quarter-final with a hip injury shortly before the match. Gauff, ranked No. 4, will next face the winner of the match between Japan’s Naomi Osaka, the No. 11 seed…

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