UPDATE 3-Tennis-Sydney International women's singles quarterfinal results

Jan 9 (Infostrada Sports) - Results from the Sydney International Women's Singles Quarterfinal matches on Wednesday 2-Angelique Kerber (Germany) beat Svetlana Kuznetsova (Russia) 6-3 7-5 4-Li Na (China) beat Madison Keys (U.S.) 4-6 7-6(2) 6-2 Dominika Cibulkova (Slovakia) beat 3-Sara Errani (Italy) 6-2 6-1 1-Agnieszka Radwanska (Poland) beat Roberta Vinci (Italy) 6-4 7-5