Novak Djokovic Credits Bathroom Pep Talk in Rally Win Over Jannik Sinner at Wimbledon

Novak Djokovic had to take a long look in the mirror while trailing Jannik Sinner in the Wimbledon quarterfinal — literally.

Djokovic, the world No. 1, rallied from a two-set deficit to beat the 20-year-old Sinner in five sets Tuesday…