Chris Buckler, along with former MPs Ian Paisley and Michelle Gildernew, explores issues around the constitutional future of Northern Ireland. In this episode Chris looks at the potential risks to peace and years of political progress if a Border Poll was held. What would it mean for the fragile power-sharing Northern Ireland Assembly ? He hears from a former PSNI Chief Constable and travels to the Belfast peace wall to get the views of former Republican and Loyalist prisoners. He also speaks to RTE broadcaster and comedian Oliver Callan.