
Novak Djokovic and Roger Federer have been knocked out of the Shanghai Masters in the quarter-finals. World number one and defending champion Djokovic was beaten by sixth seed Stefanos Tsitsipas, who came from a set down to win 3-6 7-5 6-3. Alexander Zverev beat second seed Federer 6-3 6-7 (7-9) 6-3.




