London - Coco Vandeweghe moved into her second Wimbledon quarter-final with a 7-6 (7/4), 6-4 victory over former world number one Caroline Wozniacki on Monday.
Vandeweghe, who also made the last eight in 2015, will bid for her second Grand Slam semi-final appearance in 2017 when the American 24th seed faces Slovakian Magdalena Rybarikova.
Danish fifth seed Wozniacki has never won a Grand Slam and has now failed to get past the last 16 in all 11 of her visits to Wimbledon.
Wimbledon results on Monday, the seventh day of the 2017 championships at the All England Club (x denotes seeding):
Garbie Muguruza (ESP x14) bt Angelique Kerber (GER x1) 4-6, 6-4, 6-4
Svetlana Kuznetsova (RUS x7) bt Agnieszka Radwanska (POL x9) 6-2, 6-4
Magdalna Rybrikov (SVK) bt Petra Martic (CRO) 6-4, 2-6, 6-3
Coco Vandeweghe (USA x24) bt Caroline Wozniacki (DEN x5) 7-6 (7/4), 6-4
Venus Williams (USA x10) bt Ana Konjuh (CRO x27) 6-3, 6-2
Jelena Ostapenko (LAT x13) bt Elina Svitolina (UKR x4) 6-3, 7-6 (8/6)