San Diego Open: Pliskova through to second round, Vekic next

Czech Karolina Pliskova moved into the second round of the San Diego Open by defeating American qualifier Caroline Dolehide 6-3, 6-4 at the Barnes Tennis Centre on Tuesday evening.

Pliskova, ranked No 22, will play Croat qualifier Donna Vekic next.

San Diego WTA 500, other first-round matches (Barnes Tennis Centre, hard, USD 757.900, most recent results first):

• Donna Vekic beat Maria Sakkari (5): 7-6 (3), 6-1
• Bianca Andreescu beat Liudmila Samsonova: 7-6 (1), 4-6, 6-2
• Danielle Collins beat Caroline Garcia (7): 6-2, 7-6 (4)
• Coco Vandeweghe (WC) beat Sofia Kenin: 6-1, 1-6, 6-4
• Martina Trevisan beat Camila Osorio (Q): 6-3, 6-4
• Louisa Chirico (Q) beat Alison Riske-Amritraj: 1-6, 7-5, 7-6 (5)
• Madison Keys beat Ellen Perez (Q): 6-1, 6-4
• Robin Montgomery vs. Coco Gauff: tuesday in San Diego
• Qinwen Zheng vs. Garbine Muguruza: tuesday in San Diego
• Leylah Fernandez vs. Daria Kasatkina: tuesday in San Diego
• Jil Teichmann vs. Sloane Stephens: tuesday in San Diego