World No.3 Vera Zvonareva advanced to the semi-finals of the ATP and WTA Miami Masters on Wednesday with a straight sets win over Agnieszka Radwanska.
Russian Zvonareva, seeded third, defeated the ninth-seeded Pole 7-5 6-3.
In the semi-finals she will face the winner of Wednesday's match between second-seeded Belgian Kim Clijsters or eighth-seeded Victoria Azarenka of Belarus.
Thursday's other semi-final has already been set with Germany's Andrea Petkovic due to take on Russian Maria Sharapova, who defeated Australian Sam Stosur in straight sets on Tuesday to advance.

