Novak Djokovic battled through “an incredible fight” with Taylor Fritz on Saturday, shrugging off physical discomfort to set up a Shanghai Masters final with world number one Jannik Sinner where he will look to secure his 100th career title. Djokovic saw off Fritz 6-4, 7-6 (8/6) after Sinner had beaten Tomas Machac 6-4, 7-5, ensuring