straight to your inboxJamie Carragher has identified Manchester United's midfield as a potential area of weakness this season.Whilst the signing of Donny van de Beek and Bruno Fernandes' form last season led many to believe midfield would be an area of strength for the Reds this season, their campaign started with a disappointing defeat to Crystal Palace at the weekend. Carragher believes the attacking nature of United's midfield will make it easier for teams to hit them on the break.