straight to your inboxYoung Manchester United defender Teden Mengi appears to have been given a new squad number of 43 for the upcoming season.With a week to go until United get their Premier League campaign underway against Crystal Palace at Old Trafford, Ole Gunnar Solskjaer's side stepped up their pre-season preparations with a friendly against Aston Villa on Saturday.United, with a team lacking many of its stars who have only just returned from international duty, slipped to a 1-0 defeat at