Serena Williams of United States of America and her partner Venus Williams (R) of the United States of America competes during their women's doubles second round match against Raquel Kops-Jones of the United States of America and Abigail Spears of the United States of America on Day Six of the 2013 US Open at USTA Billie Jean King National Tennis Center on August 31, 2013. in New York City. The Williams won 2-0. (Xinhua/Wang Lei)
Serena Williams (R) of United States of America and her partner Venus Williams of the United States of America reacts during their women's doubles second round match against Raquel Kops-Jones of the United States of America and Abigail Spears of the United States of America on Day Six of the 2013 US Open at USTA Billie Jean King National Tennis Center on August 31, 2013. in New York City. The Williams won 2-0. (Xinhua/Wang Lei)
Serena Williams of United States of America and her partner Venus Williams (R) of the United States of America competes during their women's doubles second round match against Raquel Kops-Jones of the United States of America and Abigail Spears of the United States of America on Day Six of the 2013 US Open at USTA Billie Jean King National Tennis Center on August 31, 2013. in New York City. The Williams won 2-0. (Xinhua/Wang Lei)
Serena Williams of United States of America and her partner Venus Williams (R) of the United States of America competes during their women's doubles second round match against Raquel Kops-Jones of the United States of America and Abigail Spears of the United States of America on Day Six of the 2013 US Open at USTA Billie Jean King National Tennis Center on August 31, 2013. in New York City. The Williams won 2-0. (Xinhua/Wang Lei)
