Serbia's Novak Djokovic's shadow is seen on the clay as he plays USA's Wayne Odesnik during their third round match of the French Open tennis tournament, Friday May 30, 2008 at the Roland Garros stadium in Paris. (AP Photo/David Vincent)

Serbia's Novak Djokovic serves the ball to United States player Wayne Odesnik during their third round match at the French Open tennis tournament in Paris on Friday May 30, 2008. (AP Photo/David Vincent)

Serbia's Novak Djokovic returns the ball to United States player Wayne Odesnik during their third round match at the French Open tennis tournament in Paris on Friday May 30, 2008. (AP Photo/David Vincent)

Serbia's Novak Djokovic lays on the court after falling during his third round match against United States player Wayne Odesnik during their third round match at the French Open tennis tournament in Paris on Friday May 30, 2008. (AP Photo/David Vincent)

Serbia's Novak Djokovic sticks his tongue out as he plays USA's Wayne Odesnik during their third round match of the French Open tennis tournament, Friday May 30, 2008 at the Roland Garros stadium in Paris. (AP Photo/David Vincent)