Pironkova, who conquered Venus Williams in the quarter final, is again the underdog against the Russian who knocked out Kim Clijsters on Tuesday.
The defending champion takes on unseeded Czech Petra Kvitova in the second semi final of the day.
Discover 11,128,835 listings and 279,637 playable programmes from the BBC
Pironkova, who conquered Venus Williams in the quarter final, is again the underdog against the Russian who knocked out Kim Clijsters on Tuesday.
The defending champion takes on unseeded Czech Petra Kvitova in the second semi final of the day.
