No tie required for MLAs in Assembly chamber. Are standards slipping? #BBCNolan

The new Assembly will have its first plenary sitting tomorrow and one issue that has already been raised is the dress code. It comes after People Before profit candidate, Eamonn McCann was elected; its seems the question on many people's lips will be if he will wear a tie? So what should one wear in parliament buildings? Stephen spoke to Eamonn McCann, etiquette expert Liz Brewer and commentator Anthony Miller