Because he's obviously not playing his best tennis by far, and he's still winning.
That's the real sign of a champion.
Andy's game is so dominating, that he can be way off his game and still beat 99% of the tour. I respect Andy for fighting through this difficult period and perservering like the champion that he is.
yeah right champion that a stretch, since the only big Title he’s one after 2003 was Miama