Darren Cahill is the gun Aussie coach in Jannik Sinner’s corner and Daniela Hantuchova explains the impact he had on her own career. Darren Cahill is the gun Aussie coach in Jannik Sinner’s corner and Daniela Hantuchova explains the impact he had on her own career. Sport / Tennis Sydney Morning Herald – Latest News
Gun Aussie coach in Sinner’s corner
