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 "2010 Cellular South Cup – Doubles"): Victoria Azarenka and Caroline Wozniacki were the defending champions, but they chose to compete in 2010 Dubai Tennis Championships instead.
Relevant evidence: No