Sinner sees off De Minaur while Fritz beats angry Medvedev at ATP Finals | ATP Finals

Home favourite Jannik Sinner made the ideal start to the ATP Finals in Turin with a straight-sets victory over Alex de Minaur. Sinner recovered from losing his serve in the third game to ease to a 6-3, 6-4 victory in 85 minutes in his first match since winning the Rolex Shanghai Masters on 13…