Ageless Novak Djokovic Stays Perfect in Beijing‎

Age is supposed to slow a tennis player down. Nobody has told Novak Djokovic. At 39, the Serb eliminated world No. 2 Alexander Zverev in the China Open quarterfinals and extended a streak in Beijing with no Open Era precedent. Djokovic is now 32-0 at the tournament. No player in the Open Era has won …