Serena Williams reaches quarterfinals

[truebluefan]

Even after injury and inactivity, Serena Williams expects to be at her best.

She'll need to be in her next match.

Williams beat Russian Maria Kirilenko 6-2, 3-6, 6-2 on Thursday at the Bank of the West Classic to set up a quarterfinal match with Maria Sharapova in a battle of former world No. 1s.

Read more: http://espn.go.com/tennis/story/_/i...ces-victoria-azarenka-upset-bank-west-classic