Djokovic Advances At U.S. Open

NEW YORK (AP) – Novak Djokovic has easily reached the third round of the U.S. Open with a 6-2, 6-3, 6-2 victory over Tallon Griekspoor of the Netherlands. Djokovic improved to 15-0 in second-round matches at the U.S. Open and remained unbeaten in Grand Slam matches this season. He is trying to become the first man to win all four majors in the same year since 1969.The No. 1 seed’s biggest problem came in the second set with a heckling fan, but Djokovic regained his concentration to put away the victory.