Rafa Nadal and Australia could be on a collision course. Find out more here.
After 22 grand slam titles, Rafael Nadal is to retire at 38 after an unprecedented era in tennis he shared with fellow greats Roger Federer and Novak Djokovic.
Carlos Alcaraz has been defeated by Czech Tomas Machac in the shock of the Shanghai Masters, but Jannik Sinner rolled on by outplaying Daniil Medvedev.