UPDATE 1-Tennis-Indian Wells women's singles round 4 results

March 12 (Infostrada Sports) - Results from the Indian Wells Women's Singles Round 4 matches on Tuesday 5-Petra Kvitova (Czech Republic) beat 19-Klara Zakopalova (Czech Republic) 6-2 6-3 6-Sara Errani (Italy) beat 9-Marion Bartoli (France) 6-3 6-2