Manchester United have a dilemma in midfield, which was a glaring problem in the defeat to Liverpool. Casemiro’s form was shaky during pre-season, and despite a positive performance in the season opener against Fulham, he was desperately poor against Liverpool, and hooked at half-time. The good news is Manchester United have an elite new midfielder coming into the side, deadline day signing Manuel Ugarte. Former United star Paul Scholes warns Ugarte will ‘have to be some player’ to transform United. And the good news is, he might just be one. READ: Who is Manuel Ugarte? Everything you need to …