The ATP Finals are in full swing and two more tasty fixtures are set to be played out later today (Thursday). Alexander Zverev beat Casper Ruud last night, with Carlos Alcaraz defying his recent bout of illness to defeat Andrey Rublev in straight sets.

Italian Tennis Federation chief Angelo Binaghi has backed world number one Jannik Sinner in the doping case. The 23-year-old is already regarded as one of the best players currently playing in men’s

Jannik Sinner tested positive twice for an anabolic agent in March, but avoided a ban after an independent tribunal accepted his defence.

A final verdict in the doping case involving Jannik Sinner likely won’t come until early next year. For the president of the Italian tennis federation, though, the case has already been won — in the court of public opinion.