direct to your inboxErling Haaland has shown Manchester United he possesses a certain trait shared by one of their best signings of recent times.Haaland has been linked with a big-money transfer in the summer with United, Manchester City, Liverpool and Chelsea said to be among a host of potential suitors.The 20-year-old striker has continued his prolific goalscoring form since joining Borussia Dortmund from RB Salzburg last year, scoring 38 goals in just 40 appearances.This season, the Norway