Serena Williams' childhood coach Rick Macci thinks certain players throwing shade at Jannik Sinner over his doping case only made the Italian mentally tougher. Truth be told, when the news about the 23-year-old's doping case came out many didn't think that he would be able to win the US Open and it was predicted that his performance and results would drop.

In April, the world’s best male player, the Italian Jannik Sinner, will swap the blue hues of Rod Laver Arena for a more confronting court; his doping appeal case against the International Tennis Integrity Agency, the World Anti-Doping Agency and the International Tennis Federation, is listed for two days in the Court of Arbitration for Sport.

World No 1 Jannik Sinner makes it 16 wins in a row; No 5 seed Daniil Medvedev dumped out of Australian Open by 19-year-old American Learner Tien in five-set epic; Nick Kyrgios and Thanasi Kokkinakis p

Sinner tested positive to a banned substance during the ATP Masters 1000 at Indian Wells on March 10 last year, then again eight days later for low levels of banned anabolic agent Clostebol. He was provisionally banned, and immediately appealed the ban.

Former Australian tennis player Todd Woodbridge, who was number 1 in doubles and who for a long time formed a very strong pair with his countryman Mark Woodforde, has expressed his clear opinion on the events related to the positive tests for doping substances failed by Jannik Sinner and Iga Swiatek.

Novak Djokovic survived a scare in his quest for tennis history before joining Carlos Alcaraz and defending champion Jannik Sinner in the second round of the Australian Open on Monday. But home favourite Nick Kyrgios will not join them as the combustible ...

Since Hewitt won his last major title, only two Australians have even reached grand slam finals - Hewitt at the Australian Open (2005) and Nick Kyrgios at Wimbledon (2022). At 19 years old, Kyrgios was anointed Australia's next grand slam winner when he beat Rafael Nadal and reached the Wimbledon quarter-finals in 2014.

Follow Mail Sport's live blog for the latest score, and game-by-game updates as Eva Lys and Iga Swiatek square off beofre Alex de Minaur takes on American star Alex Michelsen.

Sinner's remarkable on-court ability to block out any distraction from his mission has been on full display as he seeks to defend his Melbourne title.

Record crowds roamed Melbourne Park, new stars emerged, and old ones wound back the clock. Revellers had fun at the party court, but the same conduct was not welcomed by the players as it bled into the big matches.

With the Australian Open heading into its final rounds, all eyes are on men’s no.1 tennis player Jannik Sinner. However, Sinner is facing critics within and beyond his sport for a doping scandal that is still being investigated.

Tennis fans are calling out the great "shame" of Jannik Sinner's march into the Australian Open semi-finals at the expense of Alex de Minaur - given anything he achieves in Melbourne will be clouded by a possible suspension.