Rafael Nadal of Spain leaves the court after his defeat against Martin Klizan of Slovakia in their men's singles quarter final match at the China Open tennis tournament in the National Tennis Center of Beijing on October 3, 2014. Martin won 6-7, 6-4, 6-3. AFP PHOTO / FRED DUFOUR / AFP PHOTO / Fred DUFOUR        (Photo credit should read FRED DUFOUR/AFP via Getty Images)