Alexander Zverev defeats Alejandro Tabilo to advance to the U.S. Open fourth round, facing Luciano Darderi next.

NEW YORK, Sept 5 : Top seed Alexander Zverev lost his way in the second set but got his game back under control to secure a 6-2 7-6(2) 6-2 victory over Alejandro Tabilo and reach the fourth round of the U.S. Open on Saturday.After spending a gruelling nine hours and 26 minutes on court across back-to-back fiv