When it rains, it pours. And when it pours, it hails. After losing Mason Mount, Sofyan Amrabat and Willy Kambwala for that calamitous FA Cup semi-final victory over Coventry City, Erik ten Hag confirmed that Manchester United have at least two more players ‘doubtful’ for the visit of Sheffield United on Wednesday. In fact, the Red Devils picked up no fewer than four new injury issues at Wembley, though there are hopes that two of those can be involved against Chris Wilder’s side. Ten Hag confirms, during his press conference on Tuesday lunchtime, that a man who has started more than 30 games i…