Jankovic fears surface

Jelena Jankovic headed into her Wimbledon last-16 clash with Thai veteran Tamarine Tanasugarn today wary of the conditions which played a part in the demise of her top-seeded rivals.

Both Ana Ivanovic and Maria Sharapova were dumped out in stunning fashion during the first week, leaving the pressure on second-seeded Serb Jankovic to avoid a similar fate.