TASHKENT, Uzbekistan – Urszula Radwanska defeated Vitalia Diatchenko of Russia 6-2, 6-2 to reach the quarterfinals of the Tashkent Open on Wednesday.
Radwanska, the younger sister of third-ranked Agnieszka, used a strong serve to beat the 394th-ranked Diatchenko.
She was joined in the last eight by fifth-seeded Alexandra Cadantu of Romania, who beat Sabina Sharipova of Uzbekistan 1-6, 6-3, 6-3. Sixth-seeded Bojana Jovanovski converted her fourth match point to beat Eleni Daniilidou of Greece 6-3, 6-7 (8), 6-3, while eighth-seeded Galina Voskoboeva of Kazakhstan ousted Anna Chakvetadze of Russia 6-1, 6-3.
Croatian 16-year-old qualifier Donna Vekic, who knocked out fourth-seeded Magdalena Rybarikova on Tuesday, downed Lara Arruabarrena-Vecino of Spain, 6-2, 6-2 to reach her first WTA quarterfinal.