Rafa Nadal beats Djokovic as Serb suffers eye trouble

Question

Would anyone tell me how Rafa Nadal beats Djokovic? Someone help me

Answer 1

world number one Rafa Nadal defeated Novak Djokovic 7-5 6-2 to close in on the semi-finals of the ATP World Tour Finals Wednesday after his Serb opponent suffered eye trouble.What had been a high-quality Group A battle for more than hour in front of a sell-out O2 Arena crowd suddenly became a stroll for Nadal after world number three Djokovic began to struggle with his vision.