Djokovic's victory keeps his quest for a record 25th grand slam title alive and sets up a mouthwatering semi-final clash with World No.1 Sinner, who beat American 10th seed Ben Shelton 7-6 (7-2) 6-4 6-4 in their last-eight clash. It will be the 10th time Djokovic and Sinner have faced off, with the Italian holding a 5-4 career record over Djokovic.