The WTA Tour Championships final ended with another Russian winning and Serena Williams injured again.
Serena Williams struggled, Maria Sharapova jumped onto the scene and Lindsay Davenport finished as No. 1.
Amelie Mauresmo heads into her semifinal with Serena Williams with the No. 1 ranking on the line.
Injuries and mental attitude could play a huge part in deciding Saturday's matches at the WTA Tour Championships.
At the WTA Championships, Svetlana Kuznetsova looks relaxed and Lindsay Davenport seems comfortable.
After a year of domination, the Russians stand a good chance of taking the WTA Championships title.