World No 1 Jannik Sinner parts ways with fitness coach Umberto Ferrara and physio Giacomo Naldi after claiming their mistakes resulted in him failing two drugs tests
Sinner has parted company with fitness coach Ferrara and physio Naldi. According to Sinner, Ferrara and Naldi accidentally caused the World No 1 to fail two drugs tests this year.
Sinner has parted company with fitness coach Ferrara and physio Naldi. According to Sinner, Ferrara and Naldi accidentally caused the World No 1 to fail two drugs tests this year.
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