It’s Vienna. The stakes are high, the courts move quickly, and Jannik Sinner is just one victory away from winning another championship. However, he is thinking about more than just forehands and tactics as he prepares to play Alexander Zverev in Sunday’s Vienna Open final. His coach and mentor, Darren Cahill, is getting ready to retire from full-time coaching after almost three years of working together. But what happens when the man who shaped his career steps away entirely?

Cahill has coached legends like Andre Agassi, Simona Halep, and Lleyton Hewitt. However, with Sinner, things have been different. Since July 2022, he’s shaped not just a player but a person, grounding Sinner’s rise with balance. Recently, a post shared by Jannik Files on X captured Sinner’s heartfelt words: “Darren

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