The Indian duo of Mahesh Bhupathi and Saketh Myneni has advanced to the quarterfinals of the ATP Chennai Open Tennis tournament. In the opening round yesterday, the pair defeated the Indian team of Lakshit Sood and Chandril Sood, 6-7, 6-4, 10-6. Leander Paes and his South African teammate Raven Klaasen have already made it to the last-8 stage.The Indo-Canadian pair of Purav Raja and Adil Shamasdin also booked a quarterfinal berth yesterday.In the Singles, top seed and defending champion Switzerland's Stanislas Wawrinka, fourth seed David Goffin of Belgium and Gilles Muller of Luxembourg were among the players who sealed quarterfinal berths.