Manchester United are into the FA Cup fourth round after a 2-0 win over Wigan Athletic. There is usually reason to be anxious when watching Manchester United play. But last night, aside from the first five minutes, Erik ten Hag’s side never really looked in real jeopardy. And that’s how it should be, when a Premier League team meets League One opposition. Manchester United were dominant and should have won by more than two goals. Diogo Dalot and Bruno Fernandes netted a goal in each half, with Manchester United winning comfortably. READ MORE: Confirmed Manchester United transfer deals for Janu…