Manchester United’s future in this season’s Champions League hangs by a thread ahead of Bayern Munich’s visit to Old Trafford, with an early exit in Europe sure to put more scrutiny on manager Erik ten Hag. The Dutchman tried to argue after victory over Chelsea last week that United’s season has not reached crisis-mode. But Ten Hag’s hopes that a turning point had been reached were short-lived as a 3-0 defeat at home to Bournemouth on Saturday saw a troubled campaign reach a new low. The Red Devils sit sixth in the Premier League after seven defeats in their opening…