Jannik Sinner hires two former Novak Djokovic coaches after doping controversy
Jannik Sinner has hired two of Novak Djokovic’s former coaches as the World No.1 shakes up his backroom team following his doping scandal. Sinner stormed to his second Grand Slam triumph at the US Open earlier this month but it was a drama-filled fortnight for the Italian who escaped a doping ban on the eve of the tournament.