Roy Keane was left furious after Manchester United’s second-half display in today’s FA Cup semi-final. Erik ten Hag’s men looked to be cruising to a comfortable victory over Coventry City after a brilliant first-half performance. Manchester United headed into the break with a 2-0 lead after goals from Scott McTominay and Harry Maguire. Bruno Fernandes then added a third for United just before the hour mark and it felt like a long way back for Coventry. But following Ellis Simms’ effort in the 71st minute, United’s performance completely dropped off and allowed the Sky Blues back into the game….