Wozniacki battles into Rome quarter-finals

Late night special: Caroline Wozniacki on her way to victory over Anastajia Sevastova

World number two Caroline Wozniacki needed three sets to battle past Latvia's Anastasija Sevastova to reach the final eight of the Italian Open on Thursday.

Second seed Wozniacki won through 6-2, 5-7, 6-3 against 20th-ranked Sevastova to reach her first quarter-finals in Rome since 2011.

She next meets Estonia's Anett Kontaveit who defeated Venus Williams for the second time in a week after Madrid.

Kontaveit, 22, won 6-2, 7-6 (7/3) against the 37-year-old American who was seeded eighth in a tournament she won nearly two decades ago in 1999.

Late night special: Caroline Wozniacki on her way to victory over Anastajia Sevastova