"Andrews acknowledged that responsibility for visas etc rests with the Federal Government - Victoria does NOT control 'Border Force' and Andrews does NOT decide who's permitted entry from overseas.''
Yes, and it was Border Force that stopped him at Melbourne Airport.
You should have supported their action.
Instead all you can do is obsess that it's all Morrisons fault.
Morrison doesn't issue visas.
It's the leftards in the Commonwealth Public Service that do.