In Australian Open, Sania Mirza and her Croatian partner Ivan Dodig advances to second round of mixed doubles today. They beat local pair of Ajla Tomljanovic and Nick Kyrgios 7-5, 6-1 at the Melbourne Park. Fourth seed Stan Wawrinka breezed into the fourth round of the Australian Open with a 6-2 6-3 7-6 victory over Lukas Rosol today.Stan's victory was the 2014 Australian Open champion's 400th on the ATP Tour and came a day after fellow Swiss Roger Federer recorded his 300th win at grand slams and Maria Sharapova her 600th WTA Tour-level win.