U.S. Open finalist Taylor Fritz frustrated Daniil Medvedev to the point that that the Russian broke his racket and was docked a point in a 6-4, 6-3 victory for the American in the opening match of the ATP Finals.

American Taylor Fritz won his first match in the group stage of the ATP Finals when he beat Daniil Medvedev 6-4 6-3 on Sunday after the Russian lost his cool and risked getting defaulted by his bizarre antics.

World number one Jannik Sinner brushes past Alex de Minaur after Taylor Fritz defeats an irate Daniil Medvedev as the ATP Finals begin.

Taylor Fritz benefited from a questionable serving decision by Daniil Medvedev and frustrated his opponent so much that the Russian broke his racket and was docked a point in a 6-4, 6-3 victory for the American in the opening match of the ATP Finals.

World number one and home favourite Jannik Sinner began his bid to win the ATP Finals for the first time with a 6-3 6-4 defeat of tournament debutant Alex de Minaur on Sunday.

Taylor Fritz kept his cool in the face of an irate Daniil Medvedev to win the opening match of the ATP Finals in straight sets. American Fritz recorded his 50th win of the year by beating Medvedev 6-4 6-3 at the season-ending tournament in Turin,

American Taylor Fritz won his first match in the group stage of the ATP Finals when he beat Daniil Medvedev 6-4 6-3 on Sunday after the Russian lost his cool and risked getting defaulted by his bizarre antics.

U.S. Open finalist Taylor Fritz benefitted from a questionable serving decision by Daniil Medvedev and frustrated his opponent so much that the Russian broke his racket and was docked a point in a 6-4,