Zverev asked about Sinners doping case ultimately resolving in a settlement with the WADA and a three-month doping ban.

Jannik Sinner has been dropped from an exhibition event in Las Vegas next month while he is serving a three-month ban connected to a pair of failed doping tests.

Many in the tennis world are expressing skepticism with the process that led to Sinner's three-month suspension

Despite testing positive for a banned substance, Tennis world number one Jannik Sinner has only been banned for three months. Novak Djokovic spoke of "favoritism," while Alexander Zverev called the case "odd.

Jannik Sinner has accepted a three-month ban in a settlement with the World Anti-Doping Agency over his two positive doping tests.

Novak Djokovic gave a brutally honest response when asked how tennis players really feel about Jannik Sinner’s three-month ban from the sport. It was announced on Saturday that Sinner will serve an immediate suspension after a settlement with the World Anti-Doping Agency (WADA),

Most players are disappointed with the way Jannik Sinner's doping ban was handled, claiming there was "favouritism", according to Novak Djokovic.

Figure skater Laura Barquero has been suspended for six years after testing positive for clostebol, the same banned substance that tennis star Jannik Sinner was found to have used but which only got him a three-month ban.

Novak Djokovic has called for an overhaul of tennis' anti-doping system and said the majority of players believe favouritism is at play following the lenient suspensions meted out to Jannik Sinner and Iga Swiatek.