The number 9 is sown onto the shoes of Spain&amp;#39;s Rafael Nadal for nine French Open victories in the quarterfinal match of the French Open tennis tournament against Serbia&amp;#39;s Novak Djokovic at the Roland Garros stadium, in Paris, France, Wednesday, June 3, 2015. Djokovic won in three sets 7-5, 6-3, 6-1. (AP Photo/David Vincent)