A West Ham star says life under Julen Lopetegui isn’t for the faint-hearted and makes an eye-opening admission about it. New head coach Julen Lopetegui means business at West Ham. Some Hammers fans were – and remain – sceptical of the Spaniard’s appointment. But when he was officially unveiled by West Ham, he quickly won many doubters as his fierce ambition came across loud and clear. The proof of the pudding, as they say, will be in the eating of course. Evidence thus far is inconclusive in many respects. There have been tantalising glimpses of a brave new style of football more in line with …