Nick Kyrgios is back to calling out Jannik Sinner but this time it came while responding to a troll who mocked the Australian for his winningless season so far. Earlier this month, the 2022 Wimbledon finalist launched his post-surgery comeback after being sidelined for 18 months.

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.

Everything that Jannik Sinner means to the summit of men's tennis could be temporarily wiped away in just a few months.

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

As Jannik Sinner prepares to face Alex Zverev in the Australian Open final, there will still be many tennis fans talking about his relationship with Anna Kalinskaya

Facing Sinner reminded Alexander Zverev of trying to solve the challenge presented by the 24-time major champion Djokovic.

Tennis fans are calling out the great "shame" of Jannik Sinner's march into the Australian Open final, given anything he achieves in Melbourne will be clouded by a possible suspension. The World No.1 proved way too good for Ben Shelton on Friday night, demolishing the American 7-6 (7-2) 6-2 6-2.

The men’s final is scheduled to start at 3:30 a.m. EST and will be broadcast on ESPN and ESPN Deportes. Fans looking to watch can do so for free through FuboTV, which offers a free trial and $30 off your first month, or DirecTV Stream, which offers a free trial. SlingTV doesn’t offer a free trial but does have other promotional offers available.

Australian tennis ace Nick Kyrgios took a jibe at the recently crowned Australia Open champion Jannik Sinner. Kyrgios is in the spotlight after the Sinner retained his crown at the Rod Laver Arena on January 26.

Jannik Sinner is an Italian professional tennis player currently ranked the world No. 1 in men's singles by the ATP. Discover Jannik Sinner's girlfriend.