Mikhail Youzhny (6), Russia, def. Juan Monaco (4), Argentina, 5-7, 6-4, 7-6 (7).
Victor Hanescu, Romania, def. Daniel Brands, Germany, 6-3, 6-4.
Robin Haase, Netherlands, def. Marcel Granollers, Spain, 5-7, 6-3, 7-6 (5).
Feliciano Lopez (5), Spain, def. Stanislas Wawrinka (2), Switzerland, 6-4, 2-6, 4-3, retired.
Pablo Andujar, Spain, and Guillermo Garcia-Lopez, Spain, def. Florin Mergea, Romania, and Lukas Rosol, Czech Republic, 1-6, 6-3, 10-4.
Jamie Murray, Britain, and John Peers (3), Australia, def. Facundo Bagnis, Argentina, and Jamie Delgado, Britain, 6-1, 6-4.