The Russian has been a thorn in Sinner's side - can he make a breakthrough in Beijing?
Wimbledon winner shares one of the most "crazy"—and inspiring—aspects of his global fame.
The pair will meet for the seventh time, with a spot in the final on the line at the China Open.
The two-time Slam champion and fan favorite took to social media to voice her complaint.
The American will make her second consecutive apperance at the WTA Finals.
"It is frustrating," Ons Jabeur said of the WTA's new performance byes.
The Pole is happy to play without the pressure of maintaining the No.1 ranking.
