Djokovic-Nadal Rivalry Heats Up After Novak Beats Rafa in China Open Final 2013, Despite Losing World No.1 Ranking to Spanish Rival [VIDEO]

Novak Djokovic of Serbia defeated Spanish Rafael Nadal, 6-3, 6-4, on Sunday, October 6, to win the China Open for the fourth time in five years, a consolation of sorts for him after losing the world number one ranking to Nadal.