Rafael Nadal, of Spain, reaches for a shot from David Nalbandian, of Argentina, during a match at the BNP Paribas Open tennis tournament, Wednesday, March 18, 2009, in Indian Wells, Calif. (AP Photo/Matt Slocum)

Rafael Nadal, of Spain, reacts after making a mistake against David Nalbandian, of Argentina, at the BNP Paribas Open tennis tournament, early Thursday morning, March 19, 2009, in Indian Wells, Calif. (AP Photo/Matt Slocum)

Andy Roddick, of the United States, celebrates after defeating David Ferrer, of Spain, 7-6 (5), 3-6, 6-3 in a match at the BNP Paribas Open tennis tournament Wednesday, March 18, 2009, in Indian Wells, Calif. (AP Photo/Matt Slocum)