Sydney International tennis results

Following are the results from the fourth day of the Sydney International tennis tournament on Wednesday (prefix number denotes seedings):

Women

Round 2

5-Angelique Kerber, Germany, bt Daria Gavrilova, Russia, 6-7 (6/8), 7-6 (7/2), 6-3

Jarmila Gajdosova, Australia, bt Dominika Cibulkova, Slovakia, 1-6, 6-3, 6-4

Quarter-finals

Karolina Pliskova, Czech Republic, bt Carla Suarez Navarro, Spain, 4-6, 6-4, 6-0

Men

Round 1

Jerzy Janowicz, Poland, bt Nick Kyrgios, Australia, 6-1, 6-7 (6/8), 7-6 (7/5)

Round 2

Mikhail Kukushkin, Kazakhstan, bt Pablo Cuevas, Uruguay, 7-5, 7-5

Juan Martin Del Potro, Argentina, bt 1-Fabio Fognini, Italy, 4-6, 6-2, 6-2

Simone Bolelli, Italy, bt 2-David Goffin, Belgium, 6-3, 6-3

Endi