MADRID (AP) " Results from the Madrid Open on Wednesday:

Kei Nishikori (6), Japan, def. Diego Schwartzman, Argentina, 1-6, 6-0, 6-4.

Milos Raonic (5), Canada, def. Gilles Muller, Luxembourg, 6-4, 6-4.

Nick Kyrgios (16), Australia, def. Ryan Harrison, United States, 6-3, 6-3.

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Thomas Berdych (11), Czech Republic, def. Robin Haase, Netherlands, 7-6 (5), 6-3.

David Ferrer, Spain, def. Jo-Wilfried Tsonga (10), France, walkover.

Novak Djokovic (2), Serbia, def. Nicolas Almagro, Spain, 6-1, 4-6, 7-5.

Rafael Nadal (4), Spain, def. Fabio Fognini, Italy, 7-6 (3), 3-6, 6-4.

Feliciano Lopez, Spain, def. Gilles Simon, France, 6-3, 3-6, 7-6 (3).

Pablo Cuevas, Uruguay, def. Nicolas Mahut, France, 5-7, 6-4, 6-4.

Borna Coric, Croatia, def. Pierre-Hugues Herbert, France, 7-5, 6-4.

Grigor Dimitrov (12), Bulgaria, def. Ivo Karlovic, Croatia, 6-3, 7-5.

Alexander Zverev, Germany, def. Marin Cilic (7), Croatia, 6-7 (3), 6-3, 6-4.

Benoit Paire, France, def. Stan Wawrinka (3), Switzerland, 7-5, 4-6, 6-2.

Anastasija Sevastova, Latvia, def. Lara Arruabarrena, Spain, 7-5, 6-2.

Svetlana Kuznetsova (8), Russia, def. Wang Qiang, China, 6-4, 7-5.

Coco Vandweghe, United States, def. Carla Suarez Navarro, Spain, 5-7, 6-4, 7-5.

Kiki Bertens, Netherlands, def. Irina-Camelia Begu, Romania, 6-1, 7-5.

Sorana Cirstea, Romania, def. Misaki Doi, Japan, 7-5, 3-6, 6-1.

Simona Halep (3), Romania, def. Sam Stosur (16), Australia, 6-4, 4-6, 6-4.

Kristina Mladenovic (14), France, def. Oceane Dodin, France, 6-1, 6-1.

Eugenie Bouchard, Canada, def. Angelique Kerber (1), Germany, 6-3, 5-0 retired.

Lukasz Kubot, Poland, and Marcelo Melo (4), Brazil, def. Brian Baker and Nicholas Monroe, United States, 6-3, 6-4.

Jamie Murray, Britain, and Bruno Soares (3), Brazil, def. Juan Sebastian Cabal and Robert Farah, Colombia, 6-3, 7-6 (4).

Bob and Mike Bryan (2), United States, def. Fabrice Martin, France, and Daniel Nestor, Canada, 5-7, 6-2, 10-7.

Nicolas Mahut and Edouard Roger-Vasselin (6), France, def. Robin Haase, Netherlands, and Albert Ramos-Vinolas, Spain, 7-6 (6), 7-6 (3).

Anna-Lena Groenfeld, Germany, and Kveta Peschke, Czech Republic, def. Gabriela Dabrowski, Canada, and Xu Yifan, China, 6-4, 6-4.

Timea Babos, Hungary, and Andrea Hlavackova (5), Czech Republic, def. Lara Arruabarrena and Sara Sorribes Tormo, Spain, 6-0, 3-6, 10-3.

Kiki Bertens, Netherlands, and Johanna Larsson, Sweden, def. Bethanie Mattek-Sands, United States, and Lucie Safarova (1), Czech Republic, 6-4, 7-6 (2).

Lucie Hradecka and Katerina Siniakova (6), Czech Republic, def. Sam Stosur, Australia, and Zhang Shuai, China, 6-2, 7-5.