Semifinal Time

The women's final four is set for Friday evening when top seed Justine Henin faces Venus Williams and Svetlana Kuznetsova takes on Anna Chakvetadze. The winners meet on Saturday night for the 2007 title.

On Saturday afternoon, the men's final four take center stage before the women's title match. World #1 Roger Federer battles Nikolay Davydenko and Novak Djokovic faces David Ferrer.