India's Leander Paes and his Zimbabwean partner Cara Black, seeded third, along with the sixth seeds Rohan Bopanna and his Slovenian teammate Katarina Srebotnik advanced to the second round of the mixed doubles at the US Open here.
Paes and Cara had to battle hard to beat Dutch Jean-Julien Rojer and Anna-Lena Groenefeld of Germany 6-3, 4-6, 10-8 in the opening round match at Flushing Meadows here Thursday.
Paes and Black needed an hour and 23 minutes to come out on top and will take on Russia's Alla Kudryavtseva and Aisam-Ul-Haq Qureshi of Pakistan.
Meanwhile, Bopanna and his Slovenian partner came from a set down to overcome the American team of Lauren Davis and Nicholas Monroe 3-6, 6-2, 10-0
The sixth seeds will face the winner of the match between Spaniard Medina Garrigues and South Africa's Raven Klaasen, and Dutch-Croatian team of Michaella Krajicek and Marin Draganja.