.World No. 1 Jannik Sinner avoids suspension after examining positive for banned drug Yahoo SportsTennis world No 1 Jannik Criminal won't be actually hung down after evaluating good for anabolic steroid two times, ITIA states Fox NewsATP statement on Jannik Sinner ATP TourWorld No. 1 Jannik Sinner Will Not Skin Revocation After Neglecting 2 Tests for PEDs Bleacher File.