Guadalajara Open: Kostyuk advances to second round, Sakkari next

Ukrainian Marta Kostyuk defeated Belarusian Aliaksandra Sasnovich 6-1, 6-3 to reach the second round of the Guadalajara Open at the Centro Panamericano de Tenis on Monday evening.

Kostyuk, ranked No 58, will play No 4 seed Maria Sakkari next.

Guadalajara WTA 1000, other first-round results (Centro Panamericano de Tenis, hard, USD 2.527.250, most recent results first):

• Bianca Andreescu beat Jil Teichmann: 6-2, 6-4
• Rebecca Marino (Q) beat Ann Li: 6-2, 7-6 (2)
• Liudmila Samsonova beat Kaia Kanepi: 6-1, 7-5
• Lin Zhu beat Alize Cornet: 3-6, 6-3, 6-4
• Victoria Azarenka (LL) beat Elina Avanesyan (LL): 6-4, 6-2
• Ajla Tomljanovic vs. Fernanda Contreras Gomez : later in Guadalajara
• Marie Bouzkova vs. Tereza Martincova : later in Guadalajara
• Anna Kalinskaya vs. Barbora Krejcikova : later in Guadalajara
• Magdalena Frech vs. Yulia Putintseva : later in Guadalajara
• Danielle Collins vs. Caroline Dolehide : later in Guadalajara
• Lauren Davis vs. Jelena Ostapenko : later in Guadalajara
• Eugenie Bouchard vs. Kayla Day : later in Guadalajara
• Donna Vekic vs. Laura Pigossi : later in Guadalajara
• Belinda Bencic vs. Leylah Fernandez : later in Guadalajara
• Elena Rybakina vs. Karolina Pliskova : later in Guadalajara
• Elisabetta Cocciaretto vs. Anastasia Potapova : later in Guadalajara
• Shelby Rogers vs. Martina Trevisan : later in Guadalajara
• Beatriz Haddad Maia vs. Katerina Siniakova : later in Guadalajara
• Magda Linette vs. Madison Keys : later in Guadalajara
• Sloane Stephens vs. Linda Fruhvirtova : later in Guadalajara
• Ekaterina Alexandrova vs. Camila Osorio : later in Guadalajara
• Bernarda Pera vs. Petra Kvitova : later in Guadalajara
• Asia Muhammad vs. Elise Mertens : later in Guadalajara