Jannik Sinner held onto his world No 1 ranking ahead of his return ... Sinner, who trained with Britain's world No 6 Jack ...

Jannik Sinner, despite a three-month doping ban, retains his world number one ranking and prepares to return at the Rome ...

After three months of turbulence and introspection away from competitive tennis, Jannik Sinner is preparing to step back o ...