Where did it all go wrong for Manchester United this season? Well, you have to go back to the very start. Two and a half games into pre-season, Manchester United were off to a strong start to 2023/24 preparations. Two wins, two signings made, and on the way to a third win over Arsenal. Then the injuries and the defeats began to pile up. Amad was injured against the Gunners, with Kobbie Mainoo injured minutes into the next game against Real Madrid. United lost to Real, then to Borussia Dortmund, while the youngsters lost to Wrexham, as part of a gruelling pre-season, which also included matches…