Tennis masters cup

Tennis Masters Cup: Two-time defending champion Novak Djokovic withdrew from the ATP Finals, which will be held from November 10-17 in Turin, Italy, citing an 'ongoing injury'.

Djokovic, who will finish the year without a Grand Slam title to his name, shared the news via an Instagram story on Tuesday.

"It's quite an honour to qualify for the @nittoatpfinals in Turin. I was really looking forward to being there, but due to ongoing injury, I won't be playing next week.