PORSCHE TENNIS GRAND PRIX WTA Stuttgart Laura Siegemund (GER) Photo Ray Giubilo

Melbourne, 26/01/2012 Rafa NADAL (ESP) Photo Ray Giubilo

Melbourne, 28/01/2012 Victoria AZARENKA (BLR) defeated Maria SHARAPOVA (RUS) 6-3 6-0 to become the 2012 Australian Open Champion. This is the first Grand Slam title for Azarenka who will become the new N.1 ranked player. Photo Ray Giubilo

Melbourne, 24-01-2013 No.1 seeds Sara ERRANI (ITA) and Roberta VINCI (ITA) defeat Australians Casey Dellacqua and Ashleigh Barty to claim the women's doubles championship, 6-2 3-6 6-2 in 1h 42m. Photo Ray Giubilo

Melbourne, 27-01-2013 Novak DJOKOVIC (SRB) has won his third consecutive Australian Open title and fourth overall, coming from a set down to defeat Andy Murray (GBR) 6-7(2) 7-6(3) 6-3 6-2 on Sunday night's final. Photo Ray Giubilo

Melbourne, 27-01-2013 Novak DJOKOVIC (SRB) has won his third consecutive Australian Open title and fourth overall, coming from a set down to defeat Andy Murray (GBR) 6-7(2) 7-6(3) 6-3 6-2 on Sunday night's final. Photo Ray Giubilo

Istanbul, 25/10/2013 Sara ERRANI (ITA) Photo Ray Giubilo

Novak Djokovic (SRB) Men's semifinal Novak Djokovic (SRB) defeated Roger Federer (SUI) 6-1 6-2 3-6 6-3 Tennis - AUSTRALIAN OPEN 2016 - Grand Slam ATP / WTA - Melbourne Park - Melbourne - Victoria - Australia - 28 January 2016.