Newz Forum: OTHER: TENNIS: Williams sisters advance to JPMorgan semis

Carson, CA (Sports Network) - Top-seeded Serena Williams needed three sets to top Vera Zvonareva in quarterfinal action at the $585,000 JPMorgan Chase Open.

Williams, a two-time titlist in this event, topped eighth-seeded Zvonareva, 4-6, 6-3, 6-3, and will face No. 4 Elena Dementieva in Saturday's semifinals. Dementieva topped fifth-seeded Svetlana Kuznetsova, 5-7, 6-2, 6-2.

Serena's sister, second-seeded Venus Williams, straight-setted Francesca Schiavone, the 11th seed, 7-5, 6-1.

Venus' foe Saturday will be third-seeded Lindsay Davenport, who dropped just two games en route to eliminating seventh-seeded Nadia Petrova, 6-1, 6-1.