San Diego Open: Pegula cruises against Vandeweghe

No 4 seed Jessica Pegula reached the last eight of the San Diego Open by beating wildcard Coco Vandeweghe 6-3, 6-1 at the Barnes Tennis Centre on Thursday night.

Pegula, ranked No 6, will play the winner of the match between American Madison Keys and Russian Daria Kasatkina, the No 8 seed, next.

In the previous round, Vandeweghe, ranked No 143, edged out Sofia Kenin (6-1, 1-6, 6-4).

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

• Danielle Collins beat Martina Trevisan: 6-2, 6-4
• Donna Vekic (Q) beat Karolina Pliskova: 6-3, 6-2
• Louisa Chirico vs. Paula Badosa : Thursday in San Diego
• Sloane Stephens vs. Aryna Sabalenka : Thursday in San Diego
• Madison Keys vs. Daria Kasatkina : Thursday in San Diego
• Bianca Andreescu vs. Coco Gauff : Thursday in San Diego
• Iga Swiatek vs. Qinwen Zheng : Thursday in San Diego