Madrid Open: Stephens reaches third round, will play Sakkari

American Sloane Stephens reached the third round of the Madrid Open by beating Belgian Elise Mertens, the No 28 seed, 3-6, 6-3, 6-1 at the Caja Magica on Thursday evening.

Stephens, ranked No 33, will play Greek Maria Sakkari, the No 5 seed, next.

The American edged out Italian Martina Trevisan (6-3, 5-7, 6-4) ahead of her victory.

Madrid WTA 1000, other second-round results (Caja Magica, clay, USD 8.770.480, most recent results first):

• Danielle Collins vs. Olga Danilovic
• Marketa Vondrousova vs. Shelby Rogers
• Katie Boulter vs. Robin Montgomery
• Qinwen Zheng vs. Yulia Putintseva
• Jaqueline Cristian vs. Barbora Krejcikova
• Marta Kostyuk vs. Mayar Sherif
• Sara Bejlek vs. Anna Kalinskaya
• Magda Linette vs. Aryna Sabalenka
• Victoria Jimenez Kasintseva vs. Jasmine Paolini
• Ekaterina Alexandrova vs. Ashlyn Krueger
• Cristina Bucsa vs. Daria Kasatkina
• Caroline Dolehide vs. Anhelina Kalinina
• Caroline Garcia vs. Xinyu Wang
• Mirra Andreeva vs. Linda Noskova
• Lucia Bronzetti vs. Elena Rybakina
• Anastasia Pavlyuchenkova vs. Daria Saville
• Iga Swiatek vs. Xiyu Wang: thursday
• Leylah Fernandez vs. Anastasia Potapova: thursday
• Ons Jabeur (8) beat Anna Karolina Schmiedlova: 6-4, 5-7, 6-3
• Coco Gauff (3) beat Arantxa Rus: 6-0, 6-0
• Maria Lourdes Carle (Q) beat Veronika Kudermetova (17): 6-4, 6-4
• Sorana Cirstea (27) beat Alexandra Eala (WC): 6-3, 6-7 (6), 6-4
• Beatriz Haddad Maia (11) beat Sara Errani (Q): 6-3, 6-2
• Liudmila Samsonova (15) beat Naomi Osaka: 6-2, 4-6, 7-5
• Jelena Ostapenko (9) beat Jessica Bouzas Maneiro (Q): 6-3, 6-1
• Emma Navarro (19) beat Nadia Podoroska: 6-2, 6-1
• Dayana Yastremska (31) beat Emiliana Arango (Q): 0-6, 7-5, 6-4
• Maria Sakkari beat Donna Vekic: 6-3, 6-2
• Victoria Azarenka (23) beat Tatjana Maria: 6-3, 6-1
• Madison Keys (18) beat Irina-Camelia Begu: 7-6 (3), 7-6 (6)
• Sara Sorribes Tormo beat Elina Svitolina (16): 6-3, 7-5