Janko Tipsarevic vs David Ferrer at the U.S. Open in New York

Janko Tipsarevic of Serbia returns the ball to David Ferrer of Spain in the first set of their fourth-round match at the U.S. Open Championship held at the USTA Billie Jean King National Tennis Center on September 2, 2013 in New York City. UPI Photo/Monika Graff