Nadia Petrova of Russia returns a ball to Klara Zakopalova of the Czech Republic during their semifinal of the 2010 Hansol Korea Open tennis tournament at Olympic Park in Seoul, South Korea, Saturday,... more 
Nadia Petrova of Russia returns a ball to Klara Zakopalova of the Czech Republic during their semifinal of the 2010 Hansol Korea Open tennis tournament at Olympic Park in Seoul, South Korea, Saturday, Sept. 25, 2010. Petrova dropped out in the first set due to a stomachache. less 
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Associated Press | Photo By Ahn Young-joon
Sat, Sep 25, 2010 3:27 AM EDT