Brydan Klein, Australia, def. Alexios Halebian, United States, 6-2, 6-7 (5), 7-5.
Karol Beck (24), Slovakia, def. Alex Kuznetsov, United States, 5-7, 6-3, 6-4.
Roberto Bautista-Agut (5), Spain, def. Marek Michalicka, Czech Republic, 6-3, 6-4.
Amir Weintraub, Israel, def. Mathieu Rodrigues, France, 6-3, 6-2.
Adrian Menendez-Maceiras, Spain, def. Danai Udomchoke (32), Thailand, 6-4, 7-5.
Andrey Golubev, Kazakhstan, def. Agustin Velotti, Argentina, 6-4, 6-2.
Yannick Mertens, Belgium, def. Yuichi Sugita, Japan, 6-4, 6-1.
Matwe Middelkoop, Netherlands, def. Jan Hernych, Czech Republic, 7-6 (4), 3-6, 6-4.
Grega Zemlja (6), Slovenia, def. Christian Harrison, United States, 6-3, 6-4.
Inigo Cervantes (26), Spain, def. Philipp Oswald, Austria, 6-4, 6-4.
Peter Gojowczyk, Germany, def. Jonathan Dasnieres de Veigy, France, 6-3, 6-0.
Facundo Bagnis, Argentina, def. Julio Silva, Brazil, 7-5, 6-3.
Yuki Bhambri, India, def. Horacio Zeballos (8), Argentina, 4-6, 6-3, 7-6 (5).
Rhyne Williams, United States, def. Vasek Pospisil (7), Canada, 6-3, 6-4.
Maxime Authom, Belgium, def. Matteo Viola, Italy, 6-2, 6-4.
Sergio Gutierrez-Ferrol, Spain, def. Jan Mertl, Czech Republic, 1-6, 6-2, 6-4.
Dominik Meffert, Germany, def. Gastao Elias (28), Portugal, 6-4, 6-0.
Michael Berrer (12), Germany, def. Thomas Schoorel, Netherlands, 6-3, 6-1.
Matthias Bachinger (11), Germany, def. Arnau Brugues-Davi, Spain, 3-6, 7-5, 6-4.
Peter Polansky, Canada, def. Thiago Alves (22), Brazil, 6-4, 6-3.
Marius Copil, Romania, def. Gianluca Naso, Italy, 6-2, 6-1.
Bobby Reynolds (30), United States, def. Illya Marchenko, Ukraine, 6-2, 7-5.
Guido Pella (31), Argentina, def. Michael Yani, United States, 6-3, 7-6 (5).
Tennys Sandgren, United States, def. Franco Skugor, Croatia, 6-3, 6-7 (3), 7-5.
Nicolas Devilder, France, def. Boy Westerhof, Netherlands, 6-4, 7-6 (5).
Ruben Bemelmans (13), Belgium, def. Ivan Sergeyev, Ukraine, 4-6, 6-4, 6-3.
Jimmy Wang, Taiwan, def. Federico Delbonis (17), Argentina, 7-6 (1), 6-3.
Adrian Mannarino, France, def. Erik Chvojka, Canada, 6-4, 3-6, 6-3.
James Duckworth, Australia, def. Chase Buchanan, United States, 7-5, 7-5.
Mischa Zverev, Germany, def. Marsel Ilhan, Turkey, 6-1, 6-3.
Alejandro Gonzalez, Colombia, def. Farrukh Dustov, Uzbekistan, 6-2, 4-6, 6-3.
Lukas Rosol (4), Czech Republic, def. Kamil Capkovic, Slovakia, 6-4, 6-2.
Yang Tsung-hua, Taiwan, def. Antonio Veic (19), Croatia, 6-4, 6-3.
Hiroki Moriya, Japan, def. Clement Reix, France, 6-1, 6-3.
Wayne Odesnik (20), United States, def. Guilherme Clezar, Brazil, 6-1, 6-4.
Simon Greul, Germany, def. Pedro Sousa, Portugal, 6-2, 7-5.
Marc Gicquel, France, def. Damir Dzumhur, Bosnia-Herzegovina, 3-6, 6-4, 6-4.
Teymuraz Gabashvili, Russia, def. Frank Dancevic (16), Canada, 3-6, 7-5, 6-2.
Igor Sijsling (1), Netherlands, def. Maximo Gonzalez, Argentina, 6-3, 6-2.
Daniel Kosakowski, United States, def. Jesse Huta Galung, Netherlands, 6-4, 6-2.
Vincent Millot, France, def. Joao Souza, Brazil, 6-4, 6-2.
Laurent Rochette, France, def. Andreas Haider-Maurer, Austria, 6-2, 7-5.
Aljaz Bedene (2), Slovenia, def. Zhang Ze, China, 6-2, 6-4.
Dmitry Tursunov (25), Russia, def. James Ward, Britain, 6-3, 2-6, 6-4.
Josselin Ouanna (27), France, def. Chen Ti, Taiwan, 6-4, 6-1.
Radu Albot, Moldova, def. Uladzimir Ignatik, Belarus, 7-5, 6-7 (1), 6-2.
Guido Andreozzi, Argentina, def. Josh Goodall, Britain, 6-3, 6-2.
Paul Capdeville, Chile, def. John-Patrick Smith, Australia, 7-6 (4), 6-3.
Sergei Bubka (29), Ukraine, def. Julio Cesar Campozano, Ecuador, 6-3, 3-6, 6-3.
Daniel Brands (15), Germany, def. Thiemo de Bakker, Netherlands, 4-6, 6-3, 6-4.
Bradley Klahn, United States, def. Diego Junqueira, Argentina, 6-3, 6-2.
Florent Serra (9), France, def. Carlos Salamanca, Colombia, 6-2, 7-6 (2).
Ricardo Mello, Brazil, def. Joao Sousa (14), Portugal, 6-3, 6-7 (4), 6-2.
Robert Farah, Colombia, def. Martin Fischer, Austria, 3-6, 6-1, 6-4.
Stefan Seifert, Germany, def. Gregoire Burquier, France, 6-7 (2), 6-2, 6-2.
Mitchell Krueger, United States, def. Martin Alund (23), Argentina, 6-3, 6-3.
Marco Trungelliti, Argentina, def. Marco Chiudinelli (18), Switzerland, 6-1, 1-0, retired.
Leonardo Kirche, Brazil, def. Ivo Minar, Czech Republic, 6-7 (4), 6-3, 6-2.
Alessandro Giannessi, Italy, def. Victor Estrella, Dominican Republic, 6-3, 7-5.
Pierre-Hugues Herbert, France, def. Frederico Gil (10), Portugal, 7-5, 6-4
Tim Smyczek, United States, def. Harri Heliovaara, Finland, 6-2, 7-6 (3).
Rik de Voest, South Africa, def. Izak Van der Merwe, South Africa, 6-4, 3-6, 6-4.
Ricardas Berankis (3), Lithuania, def. Maxime Teixeira, France, 5-7, 7-6 (5), 6-1.
Dustin Brown (21), Germany, def. Peter Torebko, Germany, 6-4, 6-2.
Kristyna Pliskova (18), Czech Republic, def. Anastasiya Yakimova, Belarus, 6-4, 6-1.
Heidi El Tabakh, Canada, def. Dinah Pfizenmaier (15), Germany, 7-5, 6-4.
Victoria Larriere, France, def. Ekaterina Ivanova, Russia, 6-3, 6-1.
Chi Chi Scholl, United States, def. Sandra Zaniewska, Poland, 7-6 (6), 6-2.
Ekaterina Bychkova, Russia, def. Noppawan Lertcheewakarn, Thailand, 6-2, 6-4.
Brooke Austin, United States, def. Ivana Lisjak, Croatia, 3-6, 6-4, 6-4.
Stefanie Voegele (27), Switzerland, def. Petra Rampre, Slovenia, 1-6, 6-1, 6-4.
Cristina Mitu, Romania, def. Maria Elena Camerin, Italy, 6-4, 6-2.
Julia Glushko, Israel, def. Marta Domachowska, Poland, 6-2, 2-6, 6-3.
Krista Hardebeck, United States, def. Tammy Hendler, Belgium, 7-6 (7), 5-7, 7-6 (3).
Jessica Pegula, United States, def. Tereza Mrdeza, Croatia, 7-5, 6-3.
Catalina Castano, Colombia, def. Bibiane Schoofs, Netherlands, 6-4, 6-4.
Maria Sanchez, United States, def. Laura Pous-Tio (16), Spain, 7-6 (1), 6-1.
Shelby Rogers, United States, def. Monique Adamczak, Australia, 7-6 (3), 6-2.
Zheng Saisai, China, def. Aravane Rezai (10), France, 6-4, 7-6 (6).
Duan Ying-Ying, China, def. Reka-Luca Jani, Hungary, 6-1, 6-2.
Aleksandra Krunic, Serbia, def. Richel Hogenkamp, Netherlands, 6-4, 2-6, 6-2.
Tatjana Malek (32), Germany, def. Sacha Jones, Australia, 6-3, 6-4.
Kirsten Flipkens (26), Belgium, def. Estrella Cabeza Candela, Spain, 2-6, 7-6 (5), 6-2.
Anastasija Sevastova, Latvia, def. Karin Knapp (22), Italy, 6-4, 7-6 (3).
Chanel Simmonds, South Africa, def. Chalena Scholl, United States, 6-3, 7-6 (6).
Lauren Davis (28), United States, def. Alison Riske, United States, 6-2, 3-6, 6-2.
Vesna Dolonc, Serbia, def. Margalita Chakhnashvili, Georgia, 6-2, 7-5.
Irena Pavlovic, France, def. Annika Beck (24), Germany, 6-0, 5-7, 7-6 (5).
Lesia Tsurenko (6), Ukraine, def. Elena Bogdan, Romania, 6-2, 6-0.
Chan Yung-jan (2), Taiwan, def. Ines Ferrer Suarez, Spain, 6-0, 6-0.
Sharon Fichman, Canada, def. Monica Puig, Puerto Rico, 6-3, 4-6, 6-3.
Magdalena Rybarikova (1), Slovakia, def. Julie Coin, France, 4-6, 7-5, 6-3.
Elitsa Kostova, Bulgaria, def. Maria-Teresa Torro-Flor (5), Spain, 4-6, 6-2, 6-3.
Anastasia Rodionova, Australia, def. Tetiana Luzhanska, United States, 6-0, 6-2.
Caroline Garcia, France, def. Alberta Brianti (23), Italy, 6-2, 6-7 (5), 7-5.
Veronica Cepede Royg, Paraguay, def. Florencia Molinero, Argentina, 4-6, 6-3, 6-3.
Dia Evtimova, Bulgaria, def. Alexandra Kiick, United States, 7-5, 6-4.
Samantha Crawford, United States, def. Irina Khromacheva, Russia, 6-4, 6-1.
Eleni Daniilidou (4), Greece, def. Patricia Mayr-Achleitner, Austria, 7-6 (6), 6-1.
Yvonne Meusburger (29), Austria, def. Ioana Raluca Olaru, Romania, 6-1, 6-2.
Stephanie Dubois, Canada, def. Mihaela Buzarnescu, Romania, 6-0, 7-6 (3).
Marie-Eve Pelletier, Canada, def. Claire Feuerstein (17), France, 6-4, 3-6, 7-5.
Xu Yi-Fan, China, def. Naomi Broady, Britain, 6-4, 6-2.
Nastassja Burnett, Italy, def. Misaki Doi (20), Japan, 7-5, 7-5.
Elena Bovina, Russia, def. Gail Brodsky, United States, 6-2, 6-1.
Valeria Savinykh (21), Russia, def. Amra Sadikovic, Switzerland, 6-3, 6-2.
Olga Puchkova, Russia, def. Eva Birnerova (13), Czech Republic, 6-3, 6-2.
Edina Gallovits-Hall (25), Romania, def. Valentyna Ivakhnenko, Ukraine, 6-4, 6-2.
Beatriz Garcia Vidagany, Spain, def. Alexandra Mueller, United States, 7-5, 6-4.
Karolina Pliskova (7), Czech Republic, def. Bianca Botto, Peru, 6-4, 6-2.
Yurika Sema, Japan, def. Maria Irigoyen, Argentina, 6-4, 7-6 (6).
Tamarine Tanasugarn, Thailand, def. Sarah Gronert, Germany, 6-1, retired.
Elina Svitolina, Ukraine, def. Olga Savchuk, Ukraine, 7-6 (8), 7-5.
Michelle Larcher de Brito (12), Portugal, def. Ekaterina Dzehalevich, Belarus, 4-6, 6-3, 7-5.
Jana Cepelova (3), Slovakia, def. Grace Min, United States, 6-1, 2-6, 6-4.
Donna Vekic, Croatia, def. Marta Sirotkina, Russia, 6-0, 6-2.
Alla Kudryavtseva, Russia, def. Jill Craybas, United States, 6-1, 6-2.
Zhang Shuai, China, def. Erika Sema (19), Japan, 6-1, 6-1.
Maria Joao Koehler (30), Portugal, def. Teliana Pereira, Brazil, 6-3, 3-6, 7-6 (5).
Kurumi Nara, Japan, def. Kathrin Woerle, Germany, 6-4, 4-6, 6-3.
Johanna Konta, Britain, def. Chang Kai-chen (8), Taiwan, 6-3, 7-6 (5).
Madison Keys, United States, def. Madison Brengle, United States, 6-3, 6-2.
Cagla Buyukakcay, Turkey, def. Ashley Weinhold, United States, 6-2, 7-5.
Alexa Glatch (31), United States, def. Junri Namigata, Japan, 6-3, 6-2.
Lara Arruabarrena-Vecino (11), Spain, def. Julia Boserup, United States, 4-6, 7-6 (5), 6-3.
Paula Ormaechea (14), Argentina, def. Aiko Nakamura, Japan, 6-2, 6-2.
Anna Floris, Italy, def. Yulia Putintseva, Kazakhstan, 1-6, 7-6 (7), 7-5.
Stephanie Vogt, Liechtenstein, def. Yuliya Beygelzimer, Ukraine, 7-5, 6-1.
