Sania Mirza and her Swiss team-mate Martina Hingis have advanced to the second round of the Wimbledon Tennis Championships at London. In the opening round yesterday, the top seeded Indo-Swiss pair defeated the Chinese-Kazakh team of Saisai Zheng and Zarina Diyas, 6-2, 6-2.In the Men's Doubles, Leander Paes and Canada's Daniel Nestor progressed to Round-2, while Purav Raja and his French team-mate Fabrice Martin bowed out.In the Singles, world number seven Ana Ivanovic crashed out after losing to American Bethanie Mattek-Sands, 3-6, 4-6. In the Men's section, fifth seed Kei Nishikori pulled out from the tournament due to injury. However, top seeds, Novak Djokovic and Serena Williams, Stanislas Wawrinka, Maria Sharapova and Milos Raonic advanced to the third round.