Join Tanya Aldred for updates as Yannik Sinner looks to complete a sweep of his group by beating Daniil Medvedev.   19:14 Which Medvedev will turn up today? The chilled exquisite stroke player of the match against Alex de Minaur or the mercurial racket-thrower who played Taylor Fritz?

There "could have been better communication" in explaining the rules involved in Jannik Sinner's doping case, ATP Tour chairman Andrea Gaudenzi acknowledged Thursday. However, Gaudenzi said at the ATP Finals that anyone hinting that a double standard was applied because of top-ranked Sinner's status is "unfair because the rules have been the same.

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.