Sania Mirza remained on course for her second successive Grand Slam title after reaching the semifinals of the US Open with partner Martina Hingis.
Top seeds Sania and Hingis, the Wimbledon champions, saw off the challenge of Taipei girls Yung-Jan Chan and Hao-Ching Chan 7-6(5), 6-1 in the quarterfinals.
They next face 11th seed Italians Sara Errani and Flavia Pennetta.
In the junior girls singles, India's Karman Kaur Thandi reached the third round with a 6-2, 4-6, 6-3 win over E levashova.
On Wednesday, Rohan Bopanna and his Romanian partner Florin Mergea suffered a straight sets loss in the quarters.
The sixth seeded duo lost 6-7, 3-6 to unseeded pair of Dominic Inglot and Robert lindstedt in an eighty minute contest on court number 17.