Indian stars Sania Mirza, Leander Paes and Divij Sharan entered the second round in their respective doubles events at the US Open tennis championships. In New York yesterday, Sania and her Chinese partner Zheng Jie advanced in the Women's Doubles defeating German Annika Beck and Puerto Rican Monica Puig in straight sets 6-2 6-2. In the Men's Doubles, Paes and his Czech partner Radek Stepanek overcame the unseeded Finnish-Russian pair of Jarkko Nieminen and Dmitry Tursunov in straight sets 6-4 7-6. Divij Sharan recorded his first Grand Slam round victory with Taipei partner Yen-Hsun Lu. The unseeded pair defeated the Dutch duo of Robin Hasse and Igor Sijsling 6-1 7-5.However, Mahesh Bhupathi and his men's doubles partner Philipp Petzschner of Germany bowed out losing in straight sets 3-6, 6-7 against Daniel Nestor and Vasek Pospisil of Canada.