With news that Old Trafford could be knocked down, Richard Keys has sent a strong warning to Manchester United and used West Ham United as an example of what could go wrong. A task force consisting of new Manchester United co-owner Sir Jim Ratcliffe, the Mayor of Manchester Andy Burnham and former athlete Sebastian Coe has been created in order to develop a world-class football stadium in Manchester. There are plans to knock down Old Trafford, with Coe leading the newly formed task force whose aim is to regenerate the area surrounding the ground (talkSPORT). West Ham fans will know all about C…