A review of Thursday's action on the WTA Tour, as Angelique Kerber reached the semi-finals of the Dubai Duty Free Championships.
World number two Kerber, who will return to the top of the women's game if she wins the title, defeated Croatia's Ana Konjuh 6-3 6-2 in just over an hour.
She will now meet Ukraine's Elina Svitolina, who beat Lauren Davis 6-0 6-4.
Caroline Wozniacki, champion in 2011, halted American teenager CiCi Bellis' shock run to the quarter-finals with a straightforward 6-3 6-2 victory.
Wozniaki will meet Anastasija Sevastova for a place in the final after the Latvian overcame China's Qiang Wang 6-4 7-5.
At the Hungarian Open in Budapest, home favourite and top seed Timea Babos will play Frenchwomen Oceana Dodin in the last eight.
Babos overcame Russia's Anna Blinkova 6-3 6-2 and Dodin cruised through against Germany's Tamara Korpatsch 6-2 6-1.
Belgium's Yanina Wickmeyer beat Irina Khromacheva 6-4 6-2 and Germany's Carina Witthoeft progressed after defeating American Irina Falconi 7-6 (7/3) 6-3.
