Djokovic, Federer progress to Shanghai quarters

World number one Novak Djokovic produced a majestic display in a 7-5 6-3 victory over American John Isner on Thursday to extend his winning streak in Asia and reach the Shanghai Masters quarter-finals.

Djokovic, Federer progress to Shanghai quarters
World number one Novak Djokovic produced a majestic display in a 7-5 6-3 victory over American John Isner on Thursday to extend his winning streak in Asia and reach the Shanghai Masters quarter-finals.