Novak Djokovic reachs US OPEN 4th round

Novak Djokovic reached the US Open fourth round on Friday September 4 After defeating Andreas Seppi 6-3, 7-5, 6-4 in two hours and 28 minutes on Arthur Ashe Stadium. Seppi surprised the top-seeded Serb by becoming the first man to break him in New York this year, but Djokovic responded immediately