There's definitely been a falling out there, the sooner her gets away from Man Utd the better, I reckon things between him and Mourinho are beyond repair. He wouldn't be the first talented youngster that Mourinhi didn't handle properly.
It's what Mourinho does. He seems to walk into a dressing room, bin a star and promote a reject, just to show the can.
Watch Poch get him for buttons and turn him into a world beater.