In the Australian Open Tennis tournament at Melbourne, India's Sania Mirza and her Russian partner Elena Vesnina today stormed into the quarter-finals of the Women's Doubles category.The sixth seeded Indo-Russian pair defeated the Aussie-American combine of Jarmila Gajdosova and Bethanie Mattek-Sands, 7-5, 6-3.Meanwhile, the Mixed Doubles second round match between the Indo-American pair of Rohan Bopanna and Lisa Raymond and the Aussie duo of Matthew Ebden and Casey Dellcqua, is underway. The Indian duo of Mahesh Bhupathi and Sania Mirza are also scheduled to play their Mixed Doubles second round match today. They will clash with the Austrian-Czech combine of Jurgen Melzer and Iveta Benesova.