Mariano Navone, Argentina, def. Nikoloz Basilashvili, Georgia, 7-6 (7), 6-3.
Rafael Jodar, Spain, def. Yannick Hanfmann, Germany, 6-4, 4-6, 6-1.
Roberto Bautista Agut, Spain, def. James Duckworth, Australia, 7-6 (3), 7-6 (4).
Moise Kouame, France, def. Zachary Svajda, United States, 5-7, 6-4, 6-4.
Zizou Bergs, Belgium, def. Jenson Brooksby, United States, 7-5, 6-2.
Adrian Mannarino, France, def. Zhang Zhizhen, China, 6-3, 6-2.
Ethan Quinn, United States, def. Hubert Hurkacz, Poland, 6-2, 6-4.
Darwin Blanch, United States, def. Jan-Lennard Struff, Germany, 6-3, 3-6, 6-3.
Martin Landaluce, Spain, def. Marcos Giron, United States, 6-3, 7-6 (6).
Botic Van de Zandschulp, Netherlands, def. Denis Shapovalov, Canada, 7-5, 6-3.
Matteo Berrettini, Italy, def. Alexandre Muller, France, 6-4, 6-2.
Camilo Ugo Carabelli, Argentina, def. Giovanni Mpetshi Perricard, France, 2-6, 6-3, 7-6 (3).
Reilly Opelka, United States, def. Nuno Borges, Portugal, 6-7 (6), 6-2, 7-6 (5).
Stefanos Tsitsipas, Greece, def. Arthur Fery, Britain, 6-1, 7-6 (4).
Martin Damm Jr., United States, def. Jacob Fearnley, Britain, 6-0, ret.
Marin Cilic, Croatia, def. Alexei Popyrin, Australia, 6-4, 6-4.
Joao Fonseca, Brazil, def. Fabian Marozsan, Hungary, 6-4, 3-6, 6-2.
Raphael Collignon, Belgium, def. Grigor Dimitrov, Bulgaria, 7-6 (3), 4-6, 7-6 (6).
Damir Dzumhur, Bosnia-Herzegovina, def. Ignacio Buse, Peru, 6-7 (6), 7-6 (6), 6-1.
Tomas Machac, Czechia, def. Emilio Nava, United States, 2-6, 6-4, 6-1.
Alejandro Tabilo, Chile, def. Francisco Comesana, Argentina, 6-4, 6-2.
Kamil Majchrzak, Poland, def. Miomir Kecmanovic, Serbia, 4-6, 6-3, 6-1.
Quentin Halys, France, def. Liam Draxl, Canada, 6-7 (4), 6-1, 6-1.
Alex Michelsen, United States, def. Mattia Bellucci, Italy, 6-2, 6-1.
Talia Gibson, Australia, def. Sara Bejlek, Czechia, 6-1, 6-0.
Paula Badosa, Spain, def. Aliaksandra Sasnovich, Belarus, 7-5, 6-3.
Tereza Valentova, Czechia, def. Katie Volynets, United States, 6-2, 6-4.
Alycia Parks, United States, def. Sinja Kraus, Austria, 7-5, 7-6 (4).
Elisabetta Cocciaretto, Italy, def. Darja Semenistaja, Latvia, 6-4, 6-1.
Yuliia Starodubtseva, Ukraine, def. Eva Lys, Germany, 6-1, 6-4.
Anastasia Zakharova, Russia, def. Anna Bondar, Hungary, 5-7, 6-3, 6-1.
Elvina Kalieva, United States, def. Dalma Galfi, Hungary, 6-3, 6-7 (5), 7-6 (5).
Francesca Jones, Britain, def. Venus Williams, United States, 7-5, 7-5.
Peyton Stearns, United States, def. Viktorija Golubic, Switzerland, 7-6 (6), 6-4.
Oksana Selekhmeteva, Russia, def. Emiliana Arango, Colombia, 6-3, 4-6, 6-3.
Lilli Tagger, Austria, def. Ella Seidel, Germany, 6-7 (8), 6-4, 7-5.
Ann Li, United States, def. Kimberly Birrell, Australia, 6-2, 2-6, 6-3.
Hailey Baptiste, United States, def. Tatjana Maria, Germany, 7-5, 6-2.
Yulia Putintseva, Kazakhstan, def. Janice Tjen,< span > Indonesia ,< span >3 - 6 ,< span >6 -3 ,< span >6 -4 . < p > Kamilla Rakhimova , Russia , def . Solana Sierra , Argentina , 6 -1 , 6 -3 . < p > Caty McNally , United States , def . Rebeka Masarova , Switzerland , 6 -2 , 7 -5 . < p > Taylor Townsend , United States , def . Lulu Sun , New Zealand , 7 -6 (5) , 6 -3 . < p > Dayana Yastremska , Ukraine , def . Ashlyn Krueger , United States , 2 -6 , 6 -4 , 7 -5 . < p > Sloane Stephens , United States , def . Jennifer Brady , United States , 6 -4 , 6 -2 . < p > Elena-Gabriela Ruse , Romania , def . Antonia Ruzic , Croatia , 7 -5 , 7 -6 (3) . < p > Emerson Jones , Australia , def . Linda Fruhvirtova , Czechia , 3 -6 , 7 -6 (3) , 7 -6 (4) . < p > Alexandra Eala (31) , Philippines , def . Laura Siegemund , Germany , 6 -7 (6) , 6 -3 , 6 -3 . < p > Marie Bouzkova (32) , Czechia , def . Elsa Jacquemot , France , 6 -2 , 6 -2 . < p > Magda Linette , Poland , def . Iga Swiatek (2) , Poland , 1 -6 , 7 -5 , 6 -3 . < p > Mirra Andreeva (8) , Russia , def . McCartney Kessler , United States , 6 -1 , 6 -7 (3) , 6 -1 .