India's Sania Mirza and her American partner Bethanie Mattek-Sands have advanced to the third round of the women's doubles competition at the Wimbledon tennis championship. In London yesterday, the 13th seeded Indo-US duo scored a comfortable 6-3, 6-2 win over the unseeded French pair of Stephanie Foretz Gacon and Kristina Mladenovic in just 55 minutes.