Question: Victoria Azarenka and Caroline Wozniacki, were the defending champions, but they chose to compete in 2010 Dubai Tennis Championships instead, Vania King and Michaëlla Krajicek won in the final against Meghann Shaughnessy, and which U.S. professional tennis player who is presently ranked No. 2, in the women's doubles rankings?
Sentence (from "Bethanie Mattek-Sands"): Mattek-Sands is an Olympic Gold Medalist in mixed doubles, has won five Grand Slam titles in women's doubles and two in mixed doubles.
Relevant evidence: No