Caroline Wozniacki and Svetlana Kuznetsova compete at the U.S. Open in New York

Svetlana Kuznetsova (L) of Russia, fifteenth seed, and Caroline Wozniacki of Denmark, first seed, shake hands at the conclusion of their match where Wozniacki won in fourth round action at the U.S. Open held at the National Tennis Center on September 5, 2011 in New York. Wozniacki won 6-7, 7-5, 6-1. UPI/Monika Graff