Venus Williams, of the United States, pumps her first after defeating Vesna Dolonts, of Russia, 6-4, 6-3 during the first round of the U.S. Open tennis tournament in New York, Monday, Aug. 29, 2011. (AP Photo/Charles Krupa)
August 31, 2011 3:33:47 PM PDT
PHILADELPHIA, PA.; August 31, 2011 --
"I am really disppointed to have to withdraw," said Venus Williams today.