Manchester United put in a terrible performance from front to back in the defeat to Tottenham at Old Trafford. It is hard to explain just quite how bad Manchester United were against Tottenham. But let’s just run through the opening goal, to sum it up. After giving the ball away up-field, a Tottenham defender was allowed to sprint 70 yards up the pitch unchallenged, deliver a low cross, for an unmarked winger to tap into an empty net. It was awful. Erik ten Hag’s side did not improve, going on to lose the match 3-0, and it might have even been more. READ MORE: Who is Bruno Fernandes? Inside th…