William sisters into semifinals of Dubai Tennis

DUBAI: Serena Williams will face big sister Venus in the semifinals of the Dubai Tennis Championship after both advanced with straight-set wins.

The top-seeded Serena beat eighth-seeded Ana Ivanovic of Serbia 6-4, 6-4 in the quarterfinals, and Venus defeated defending champion Elena Dementieva 6-3, 6-3.

Also, Virginie Razzano of France upset fifth-seeded Vera Zvonareva of Russia 7-6 (7), 7-5, and 16th-seeded Kaia Kanepi of Estonia beat Russian qualifier Elena Vesnina 6-3, 7-5.