D'Arcy Waldegrave: Sportstalk host on Jannik Sinner escaping suspension for exposure to banned substance - Heather du Plessis-Allan Drive

The coach of world tennis number one Jannik Sinner admits the cloud of a potential doping ban has taken its toll on the young Italian star.

Sinner's been fined and stripped of ranking points - but cleared of any suspension for a pair of positive tests for an anabolic steroid in March.

Sportstalk host D'Arcy Waldegrave unpacks the controversy.

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