Jannik Sinner was just as surprised by which fellow players sent him messages of ...

Vagnozzi referred to how Sinner is the fourth player the Australian has coached to No. 1 after Andre Agassi, Lleyton Hewitt and Simona Halep. “But most of all, he’s a special person.” ...

Vagnozzi referred to how Sinner is the fourth player the Australian has coached to No. 1 after Andre Agassi, Lleyton Hewitt and Simona Halep. "But most of all, he's a special person." Sinner will ...