At the Australian Open tennis, Leander Paes has sailed into the semifinals of mixed doubles. In the quarter-finals in Melbourne today, the top-seeded Indo-Zimbabwean pair of Paes and Cara Black defeated the eighth seeded duo of Elena Vesnina of Russia and Israel's Andy Ram 6-4, 6-3. They will next take on seventh seed pair of American Lisa Raymond and Wesley Moodie of South Africa.However, in the Men's doubles, third seeded Paes and his Czech partner Lukas Dlouhy, went down 3-6, 4-6 to unseeded Croat-Serb combination of Ivo Karlovic and Dusan Vemic. Paes has won all other three Grand Slam titles but has never won an Australian Open men's doubles trophy.