(Reuters) - Maria Sharapova rallied to beat Kaia Kanepi on Thursday and will meet Serena Williams in the Brisbane International semi-final knowing she must drastically improve to end her run of 13 straight defeats against the world number one.
Reuters: Sharapova survives scare, to meet Serena in Brisbane semis
Maria Sharapova of Russia serves during her victory over Kaia Kanepi of Estonia at the Brisbane International tennis tournament in Brisbane on January 2, 2014.