Golubic beats top seed Errani in Guangzhou

BEIJING: Switzerland´s Viktorija Golubic scored a shock win over top seed Sara Errani Wednesday to advance to the quarter-finals of the Guangzhou Open.
Golubic, 23, slugged it out against the 29-year-old Italian for three hours before securing a 6-7 (7/9), 6-3, 6-4 win.

She next faces Estonia´s Anett Kontaveit.
Second-seed and defending champion Jelena Jankovic of Serbia cruised through after Sweden´s Rebecca Peterson retired in the second set.
Former Wimbledon runner-up Sabine Lisicki of Germany beat China´s Peng Shuai 6-4, 6-1.