Roger Federer (2), Switzerland, def. Bernard Tomic, Australia, 6-4, 7-6 (5), 6-1.

Andy Murray (3), Britain, def. Ricardas Berankis, Lithuania, 6-3, 6-4, 7-5.

Jeremy Chardy, France, def. Juan Martin del Potro (6), Argentina, 6-3, 6-3, 6-7 (3), 3-6, 6-3.

Jo-Wilfried Tsonga (7), France, def. Blaz Kavcic, Slovenia, 6-2, 6-1, 6-4.

Richard Gasquet (9), France, def. Ivan Dodig, Croatia, 4-6, 6-3, 7-6 (2), 6-0.

Andreas Seppi (21), Italy, def. Marin Cilic (12), Croatia, 6-7 (2), 6-3, 2-6, 6-4, 6-2.

Milos Raonic (13), Canada, def. Philipp Kohlschreiber (17), Germany, 7-6 (4), 6-3, 6-4.

Gilles Simon (14), France, def. Gael Monfils, France, 6-4, 6-4, 4-6, 1-6, 8-6.

Victoria Azarenka (1), Belarus, def. Jamie Hampton, United States, 6-4, 4-6, 6-2.

Serena Williams (3), United States, def. Ayumi Morita, Japan, 6-1, 6-3.

Caroline Wozniacki (10), Denmark, def. Lesia Tsurenko, Ukraine, 6-4, 6-3.

Maria Kirilenko (14), Russia, def. Yanina Wickmayer (20), Belgium, 7-6 (4), 6-3.

Elena Vesnina, Russia, def. Roberta Vinci (16), Italy, 4-6, 7-6 (4), 6-4.

Sloane Stephens (29), United States, def. Laura Robson, Britain, 7-5, 6-3.

Svetlana Kuznetsova, Russia, def. Carla Suarez Navarro, Spain, 6-2, 4-6, 6-3.

Bojana Jovanovski, Serbia, def. Kimiko Date-Krumm, Japan, 6-2, 7-6 (3).

___

Marcos Baghdatis, Cyprus, and Grigor Dimitrov, Bulgaria, def. Max Mirnyi, Belarus, and Horia Tecau (4), Romania, 3-6, 6-3, 6-2.

Mahesh Bhupathi, India, and Daniel Nestor (5), Canada, def. Victor Hanescu, Romania, and Martin Klizan, Slovakia, 6-1, 7-6 (8).

Julien Benneteau, France, and Edouard Roger-Vasselin, France, def. Robert Lindstedt, Sweden, and Nenad Zimonjic (7), Serbia, 6-3, 6-7 (5), 7-6 (5).

Thomaz Bellucci, Brazil, and Benoit Paire, France, def. Alexander Peya, Austria, and Bruno Soares (9), Brazil, 3-6, 6-4, 6-3.

David Marrero, Spain, and Fernando Verdasco (11), Spain, def. Tomasz Bednarek, Poland, and Jerzy Janowicz, Poland, 6-1, 6-2.

Simone Bolelli, Italy, and Fabio Fognini, Italy, def. Rohan Bopanna, India, and Rajeev Ram (12), United States, 6-2, 7-6 (3).

Robin Haase, Netherlands, and Igor Sijsling, Netherlands, def. Jonathan Marray, Britain, and Andre Sa (16), Brazil, 6-4, 7-6 (5).

Kevin Anderson, South Africa, and Jonathan Erlich, Israel, def. Matthew Barton, Australia, and John Millman, Australia, 6-1, 6-7 (5), 6-3.

Nadia Petrova, Russia, and Katarina Srebotnik (5), Slovenia, def. Darija Jurak, Croatia, and Katalin Marosi, Hungary, 6-1, 7-6 (3).

Jelena Jankovic, Serbia, and Mirjana Lucic Baroni, Croatia, def. Anna-Lena Groenefeld, Germany, and Kveta Peschke (9), Czech Republic, walkover.

Serena Williams, United States, and Venus Williams (12), United States, def. Vera Dushevina, Russia, and Olga Govortsova, Belarus, 6-1, 6-2.

Irina-Camelia Begu, Romania, and Monica Niculescu (13), Romania, def. Alexandra Panova, Russia, and Galina Voskoboeva, Kazakhstan, 6-4, 2-6, 7-5.

Cara Black, Zimbabwe, and Anastasia Rodionova, Australia, def. Shuko Aoyama, Japan, and Irina Falconi, United States, 6-4, 6-4.

Varvara Lepchenko, United States, and Zheng Saisai, China, def. Julia Goerges, Germany, and Samantha Stosur, Australia, 7-5, 3-6, 7-5.

Elena Vesnina, Russia, and Leander Paes (2), India, def. Sofia Arvidsson, Sweden, and Aisam-Ul-Haq Qureshi, Pakistan, 6-7 (8), 6-4, 10-7.

Andrea Hlavackova, Czech Republic, and Daniele Bracciali (7), Italy, def. Casey Dellacqua, Australia, and John-Patrick Smith, Australia, 7-6 (3), 7-6 (4).

Jarmila Gajdosova, Australia, and Matthew Ebden, Australia, def. Sabine Lisicki, Germany, and Frederik Nielsen, Denmark, 7-6 (6), 6-3.

Shu-Ying Hsieh, Taiwan, and Rohan Bopanna, India, def. Ashleigh Barty, Australia, and Jack Sock, United States, 6-3, 6-3.

Abigail Spears, United States, and Scott Lipsky, United States, def. Raquel Kops-Jones, United States, and Treat Huey, Philippines, 6-3, 3-6, 10-7.

Yaroslava Shvedova, Kazakhstan, and Denis Istomin, Uzbekistan, def. Vania King, United States, and Marcelo Melo, Brazil, 2-6, 6-4, 10-7.