The young American's 2011 season included straight set wins over WTA #1 Caroline Wozniacki in Cincinnati and 8th seed Marion Bartoli in the second round of the US Open.

Christina reached her first career quarterfinal at the 2011 Family Circle Cup, defeating Alisa Kleybanova and Daniela Hantuchova before losing to third-seeded Jelena Jankovic.

Born in New Jersey, Christina trains at the Billie Jean King National Tennis Centre in New York and her older sister Lauren is a collegiate tennis player. Her tennis idols were Venus and Serena Williams.