Djokovic battles past Tien to reach US Open second round
Novak Djokovic delivered a lesson in Grand Slam tenacity to Learner Tien in the first round of the U.S. Open on Sunday as hebattled past the American teenager 6-1 7-6(3) 6-2 and launched his latest quest for a record 25th major title.
Tomas Kauer - News Moderator 
Novak Djokovic delivered a lesson in Grand Slam tenacity to Learner Tien in the first round of the U.S. Open on Sunday as hebattled past the American teenager 6-1 7-6(3) 6-2 and launched his latest quest for a record 25th major title.
