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Rafael Nadal (R) and Pablo Carreno Busta of Spain celebrate with the trophy after they beat Jack Sock of the US and Bernard Tomic of Australia in the men's doubles final of the China Open tennis tournament in Beijing on October 9, 2016. / AFP / NICOLAS ASFOURI (Photo credit should read NICOLAS ASFOURI/AFP via Getty Images)

Rafael Nadal (R) and Pablo Carreno Busta of Spain celebrate with the trophy after they beat Jack Sock of the US and Bernard Tomic of Australia in the men's doubles final of the China Open tennis tournament in Beijing on October 9, 2016. / AFP / NICOLAS ASFOURI        (Photo credit should read NICOLAS ASFOURI/AFP via Getty Images)