Why Novak Djokovic wished Gooooodnight to fans? Is it because of Wimbledon’s Roger Federer fixation?

Why Novak Djokovic wished Gooooodnight to fans? Is it because of Wimbledon’s Roger Federer fixation?

Novak Djokovic of Serbia reacts as he is interviewed after defeating Holger Rune of Denmark in their fourth round match at the Wimbledon tennis championships in London. (AP) In an extraordinary

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