Djokovic and Gauff reach U.S. Open semifinals

NEW YORK, Sept. 5 (Xinhua) -- Serbia's Novak Djokovic defeated No. 9 Taylor Fritz of the United States 6-1, 6-4, 6-4 on Tuesday, reaching his record 47th Grand Slam semifinal.

This 47th Grand Slam semifinal appearance surpassed Roger Federer's record for the most by a man.

"I've been playing on this court for many years, so many epic matches and I cannot wait for another one in a few days' time," said the