Paul Wilkes (using Stats Zone) examines the big issues facing the Portuguese tactician if United are to challenge this season…
1. Who partners Eric Bailly in the centre of defence?
It's easy to forget Bailly's only 22, has less than 70 first team appearances and is adapting to a new club and country
Manchester United conceded just one goal in the opening three matches, but have since shipped six in their last three games in all competitions. It's arguable that they have come up against a better quality of striker recently, although four of those goals have come from midfielders and Troy Deeney's late strike for Watford was from the penalty spot.