In the Australian Open Tennis tournament at Melbourne, India's Sania Mirza and her Russian partner Elena Vesnina will today lock horns with the second seeded American duo of Liezel Huber and Lisa Raymond for a place in the Women's Doubles semifinals.<br/><br/>Yesterday, the sixth seeded Indian duo defeated the Aussie-American combine of Jarmila Gajdosova and Bethanie Mattek-Sands, 7-5, 6-3, to make it to the quarterfinals of the event.<br/><br/>Meanwhile, top seeds like Rafael Nadal, Roger Federer, Caroline Wozniacki and Victoria Azarenka will also play their Singles quarterfinal matches today.<br/><br/>In Men's Singles, Spain's second seed Rafael Nadal will take on Tomas Berdych of Czechoslovakia, while Swiss Roger Federer will meet Argentinean Juan Martin Del Potro.<br/><br/>In Women's Singles, top seed Caroline Wozniacki of Denmark will clash with Kim Clijsters of Belgium, while Victoria Azarenka of Belarus will play Agnieszka Radwanska of Poland.<br/><br/>In the Junior Girls Doubles category, the Indian-Indonesian tandem of Rutuja Bhosale and Aldila Sutjiadin will play their pre-quarterfinal match against the Aussie pair of Naiktha Bains and Danielle Wagland today.<br/><br/>