World No 1 Jannik Sinner returned to the match court on Saturday, after one of the most controversial doping bans of recent memory, and immediately reverted to winning ways.

Jannik Sinner returned from his three-month doping ban on Saturday, beating Mariano Navone in straight sets before a supportive home crowd at the Italian Open.

Italy’s Jannik Sinner watches her serve against Argentina’s Mariano Navone during a second round match at the Italian Open tennis tournament in Rome, Saturday, May 10, 2025. (AP Photo/Andrew Medichini) Italy’s Jannik Sinner returns to Argentina’s Mariano Navone during their second round match at the Italian Open tennis tournament in Rome,