Erik ten Hag believes one Manchester United player still needs to work on the defensive side of his game, despite his ‘fantastic’ contributions going forward. It’s been a difficult week for Manchester United who are recovering from two trips to London in which they should have got six points but left with just one. Erik ten Hag’s side were leading matches against Brentford and Chelsea deep into added time but couldn’t see out their wins due to shambolic defending. United were fortunate not to get battered by the Bees but actually played well against Chelsea, fighting back from two down and pla…