Norway's Casper Ruud celebrates after winning the singles tennis match of the ATP World Tour Finals against Spain's Carlos Alcaraz, at the Inalpi Arena, in Turin, Italy.
Norway's Casper Ruud returns the ball to Spain's Carlos Alcaraz during their singles tennis match of the ATP World Tour Finals at the Inalpi Arena, in Turin, Italy.
Spain's Carlos Alcaraz returns the ball to Norway's Casper Ruud during their singles tennis match of the ATP World Tour Finals at the Inalpi Arena, in Turin, Italy.
Italy's Jannik Sinner celebrates after winning the singles tennis match of the ATP World Tour Finals against Australia's Alex de Minaur, at the Inalpi Arena, in Turin, Italy.
Australia's Alex de Minaur returns the ball to Italy's Jannik Sinner during their singles tennis match of the ATP World Tour Finals at the Inalpi Arena, in Turin, Italy.
Italy's Jannik Sinner serves the ball to Australia's Alex de Minaur during their singles tennis match of the ATP World Tour Finals at the Inalpi Arena, in Turin, Italy.
United States' Taylor Fritz celebrates after winning against Russia's Daniil Medvedev the singles tennis match of the ATP World Tour Finals at the Inalpi Arena, in Turin, Italy.
Russia's Daniil Medvedev returns the ball to United States' Taylor Fritz during their singles tennis match of the ATP World Tour Finals at the Inalpi Arena, in Turin, Italy.
United States' Taylor Fritz reacts during the singles tennis match of the ATP World Tour Finals against Russia's Daniil Medvedev, at the Inalpi Arena, in Turin, Italy.
Germany's Alexander Zverev celebrates after winning the singles tennis match of the ATP World Tour Finals against Russia's Andrey Rublev, at the Inalpi Arena, in Turin, Italy.
Russia's Andrey Rublev returns the ball to Germany's Alexander Zverev during their singles tennis match of the ATP World Tour Finals at the Inalpi Arena, in Turin, Italy.
Germany's Alexander Zverev returns the ball to Russia's Andrey Rublev at the ATP Finals tennis tournament in Turin, Italy.