Manchester United fans made their feelings clear on Mason Mount after his performance against Arsenal in a pre-season friendly match on Sunday. Erik ten Hag’s side travelled to the States for the second leg of their pre-season campaign, following on from their opening two matches on the tour. Manchester United suffered a 1-0 defeat to Norwegian side Rosenborg in their opening pre-season match at the Lerkendal Stadion in Norway last week. However, the Red Devils bounced back last Saturday with a 2-0 win over Scottish side Rangers at the Murrayfield Stadium in Scotland. United took to the pitch …