.Planet No. 1 Jannik Sinner avoids suspension after checking positive for disallowed drug Yahoo SportsTennis world No 1 Jannik Evildoer won't be suspended after assessing good for anabolic steroid twice, ITIA says Fox NewsATP declaration on Jannik Criminal ATP TourWorld No. 1 Jannik Sinner Will Not Skin Revocation After Neglecting 2 Tests for PEDs Bleacher Report.