Advertisement Jannik Sinner has sent an emotional message to his longtime coach Darren Cahill ahead of the Vienna Open 2025 final. The World No. 2, preparing to face Alexander Zverev, opened up about Cahill’s future and their bond as the veteran coach plans to step back from full-time coaching after nearly three years together. The … Continue reading Jannik Sinner Emotional Tribute: Will Coach Darren Cahill Retire After Vienna Open 2025 Final?