Novak Djokovic of Serbia waves to fans after the men's singles third round match against Stefanos Tsitsipas of Greece at the 2018 Rogers Cup in Toronto, Canada, Aug. 9, 2018. Novak Djokovic of Serbia lost 1-2. (Xinhua/Zou Zheng)
Novak Djokovic of Serbia returns the shot to Stefanos Tsitsipas of Greece during their men's singles third round match at the 2018 Rogers Cup in Toronto, Canada, Aug. 9, 2018. Novak Djokovic of Serbia lost 1-2. (Xinhua/Zou Zheng)
Stefanos Tsitsipas of Greece celebrates the victory over Novak Djokovic of Serbia during the men's singles third round match at the 2018 Rogers Cup in Toronto, Canada, Aug. 9, 2018. Stefanos Tsitsipas won 2-1. (Xinhua/Zou Zheng)
Stefanos Tsitsipas of Greece returns the shot to Novak Djokovic of Serbia during the men's singles third round match at the 2018 Rogers Cup in Toronto, Canada, Aug. 9, 2018. Stefanos Tsitsipas won 2-1. (Xinhua/Zou Zheng)