The NIO bans all photos of the Queen from its walls - why has the head of state disappeared from Stormont house?

All photos of the Queen have been removed from the NIO's Stormont HQ. 

That's what the News Letter is reporting this morning. 

So the headquarters of Her Majesty's Government in Northern Ireland - have removed Her Majesty from their walls. 

Stephen talked to the News Letter's Political Editor Sam McBride and commentators Nelson McCausland and Chris Donnelly.