Maria Sharapova revealed she was informed by the International Tennis Federation (ITF) few days ago that she had failed a drug at the 2016 Australian Open as she staged a surprise press-conference in Los Angeles on Monday.

Dominic Thiem faces Novak Djokovic this Sunday in Australian Open final. Here is the official preview of this clash at the top of tennis.

Rafael Nadal is back to training almost five months after his last match. He practiced at home, on a court in Majorque. Here, the serve. (2012-11-20)

End of the match between Azarenka and Radwanska for the Australian Open 2012 on 24th january 2012.

Roger Federer came through a tight QF match against the Finn Nieminen. Just as in his previous match he didn't face any breakpoints. Next up is Nikolay Davydenko who beat Richard Gasquet 7-5 6-3. Fed leads their H2H by 16-2, beating him 6-2 6-2 in their last meeting in Doha this year.