Peter Grant is in no doubt that there is a huge issue with referees that must be addressed after watching Celtic’s VAR controversy at Hearts last weekend. As Brendan Rodgers learned the fate of Hyunjun Yang’s red card appeal yesterday, Grant believes that the introduction of VAR has brought in a new problem that Scottish football must address with the referees. Grant said [The Go Radio Football Show], “There were so many bad decisions. It was terrible to watch it. Listen, I know the pressures the guys are under. “But it’s worse pressure for them now because VAR has come in. “Because now they’r…