Jannik Sinner will launch his Australian Open title defence under a stubborn doping cloud but the whiff of scandal may do little to halt the Italian juggernaut. Sinner remains the man to beat at Melbourne Park even as doping officials seek a two-year ban for the world number one for failing two drugs tests last March.

Defending champion Jannik Sinner and 10-time Australian Open winner Novak Djokovic have landed in opposite sides of the draw for the season’s first major, ruling out a replay of last year’s semifinal encounter.

Jannik Sinner is defiant in his innocence despite the consistent jibes levelled at him by Nick Kyrgios who has been heavily critical of the World No.1 since he tested positive twice for the substance Clostebol which was confirmed in November.

Jannik Sinner talked for the first time about Nick Kyrgios, during the media day of the Australian Open 2025. The Italian was quite clear with his words in the press conference that precedes his first round, scheduled between Monday and Tuesday, responding (so to speak) to the Australian's provocations regarding the Clostebol doping scandal.

Nick Kyrgios has vowed to turn his potential match against Jannik Sinner into "an absolute riot" if they meet at the Australian Open. Kyrgios, who has been a vocal critic of world No. 1 and defending champion Sinner over his two positive doping tests last year,

ATP chairman Andrea Gaudenzi has insisted Jannik Sinner's doping case was "run by the book" with no preferential treatment, and expressed confidence that tennis would survive should the Italian be banned.

World number one Jannik Sinner said Friday he did not know when the highest court in sport will deliver its verdict as ATP chairman Andrea Gaudenzi stressed the Italian's doping case was "run by the book".

World number one Jannik Sinner said Friday he had done nothing wrong as ATP chairman Andrea Gaudenzi stressed the Italian's doping case was "run by the book" with no preferential treatment. "I am 100 percent sure that there has not been any preferential treatment.