By Matthew Cooper Luton Town manager Rob Edwards has claimed only four minutes of injury time was added on in their 2-1 defeat to Manchester United because the Red Devils were winning. Rasmus Hojlund put United 2-0 up after just seven minutes, before Carlton Morris got one back for the Hatters. Ross Barkley then came close to scoring a late equaliser when his header hit the bar and United ultimately held on for a 2-1 victory. And when asked if he was disappointed that there were only four minutes of added time as Luton pushed for an equaliser, Edwards said: “Yeah, it’s like back to last season…