Rio Ferdinand says 'immaturity' and 'boredom' are to blame for Manchester United's defensive woes after their 3-3 draw at Galatasaray, as he calls on Erik ten Hag's side to learn to 'enjoy being penned back'
Erik ten Hag's men twice led by two goals in the Champions League clash in Istanbul, but failed to hold on and their chances of making the knockout stages are now hanging by a thread.
