Manchester United and Arsenal need midfielders, Liverpool should sign a winger and Chelsea require a goalkeeper By Opta Analyst Declan Rice was worked to the bone by Arsenal last season, playing 4,456 minutes in all competitions. This showed at points during the World Cup, when the midfielder’s body looked on the verge of breaking down. Arsenal need high-quality reinforcements in the centre of the pitch so Rice can occasionally have a rest. Christian Nørgaard struggled to get on to the park las…