2010 U.S. Open: Round 1 (44 images)

Ana Ivanovic of Serbia returns the ball to Jie Zheng of China during second-round doubles action at the U.S. Open held at the National Tennis Center on September 1, 2010 in New York. UPI Photo/Monika Graff...

Jie Zheng of China returns the ball to Ana Ivanovic of Serbia during second-round doubles action at the U.S. Open held at the National Tennis Center on September 1, 2010 in New York. UPI Photo/Monika Graff...

Kimiko Date Krumm (L) of Japan serves as she and partner Ayumi Morita, also of Japan, take on Serbians Jelena Jankovic and Bojana Jovanovski during first-round doubles action at the U.S. Open held at the National Tennis Center on September 1, 2010 in New York. UPI Photo/Monika Graff...

Rafael Nadal of Spain reacts after breaking the serve of Teymuraz Gabashvili of Russia in the third set in the first round of the U.S. Open Tennis Championships in Arthur Ashe Stadium in New York City on August 31, 2010. UPI/John Angelillo