Manchester United boss Erik ten Hag has been warned that FA Cup triumph might not be enough to save him this summer, but it probably should. Sunday arguably saw the most memorable game of Erik ten Hag‘s reign so far as Manchester United came back from behind twice, to beat Liverpool 4-3 at Old Trafford. This moved the club into the FA Cup semi finals with a game against Championship side Coventry the only thing preventing Ten Hag from a second successive final. Winning the cup would be massive for United and could be a sign of things to come under the Ineos ownership, but now Ten Hag has actua…