Tennis-Madrid Open women's singles quarterfinal results

May 9 (Infostrada Sports) - Results from the Madrid Open Women's Singles Quarterfinal matches on Friday

3-Agnieszka Radwanska (Poland) beat Caroline Garcia (France) 6-4 4-6 6-4

4-Simona Halep (Romania) beat 11-Ana Ivanovic (Serbia) 6-2 6-2

8-Maria Sharapova (Russia) beat 2-Li Na (China) 2-6 7-6(5) 6-3

5-Petra Kvitova (Czech Republic) beat 1-Serena Williams (U.S.) walkover