Serena Williams Heats Up Down UnderS

[Sydney, Australia; January 15. Image via Getty]

SYDNEY, AUSTRALIA - JANUARY 15: Serena Williams of the USA hits a backhand during her womens semi-final match against Elena Dementieva of Russia during day five of the 2009 Medibank International at the Sydney Olympic Park Tennis Centre on January 15, 2009 in Sydney, Australia. (Photo by Cameron Spencer/Getty Images)