Serena Williams of the United States in action
during her match against Flavia Pennetta of Italy on day 9 of the US Open at the USTA Billie Jean King National Tennis Center in New York, USA on September 8, 2009.
Williams went on to win the match 6-4, 6-3
New York City, USA – 08.09.09
Mandatory Credit: HRC/ WENN.com