Spain's Rafael Nadal returns the ball to Serbia's Novak Djokovic during the French tennis Open men's final match at the Roland Garros stadium in Paris on June 8, 2014. AFP PHOTO / PASCAL GUYOT (Photo credit should read PASCAL GUYOT/AFP/Getty Images)
Spain's Rafael Nadal returns the ball to Serbia's Novak Djokovic during the French tennis Open men's final match at the Roland Garros stadium in Paris on June 8, 2014. AFP PHOTO / PASCAL GUYOT (Photo credit should read PASCAL GUYOT/AFP/Getty Images)