Birmingham City boss Harry Redknapp says Chelsea need to forget about trying to bring Diego Costa back to the club.
Redknapp says Diego Costa has no chance of reviving his Chelsea career.
The Birmingham manager told talkSPORT: “It's a difficult one. They've got so much power now it's just so difficult.
“It's almost gone away from the managers now, dealt with CEOs and chairman.
“He's not going to come back, he's caused a massive problem. They'll have to get what they can for him. He's so powerful, a wealthy guy."