Andrea Gaudenzi said at the ATP Finals that anyone hinting that a “double standard” was applied because of top-ranked Jannik Sinner’s status is “unfair because the rules have been the same.”

Join Tanya Aldred for updates as Yannik Sinner looks to complete a sweep of his group by beating Daniil Medvedev.   20:52 Second set: Sinner* 5-4, 6-3 Medvedev (*denotes next server) Loose from Medvedev,

World no. 1 Jannik Sinner secured a place in the ATP Finals semi-final in Turin for the second straight year. The world's best player is the first semi-finalist of this week's premium ATP event, notching two wins and passing the round-robin stage ahead of his first match against Daniil Medvedev.