England World Cup 2018 qualifying campaign

Has any one ever stopped and though that another issue with the team is the player's attitudes? At times are any of the current squad actually worthy of playing in an England shirt, or should Gareth bring in more U21's show them how it's done? I'm sure most of us do think there are several who do not perform when playing for England but perform way better at their clubs and shouldn't be involved in the England set up