Venus Williams has withdrawn from the China Open because of her knee injury.
Retired WTA star Maggie Maleeva recently won the women's singles division of the Bulgarian National Tennis Championships. Maleeva first won the event when she was 13; she is now 35.
Justine Henin will play in the Diamond Games exhibition match in Antwerp in December. She will be joined by Kim Clijsters, Yanina Wickmayer and Francesca Schiavone.
Vera Zvonareva has qualified to play in the WTA Championships in Doha.
Anastasia Pivovarova has an elbow injury and will miss the rest of the 2010 season.
The following players and partners will participate on Hopman Cup teams in January: Alicia Molik (Lleyton Hewitt), Justine Henin (Steve Darcis), Kristina Mladenovic (Gael Monfils), Francesca Schiavone (Potito Starace), Ana Ivanovic (Novak Djokovic), Serena Williams (John Isner), Yaroslava Shvedova (Andrey Golubev). One more team will be announced at a later date.