Plot: Fiona Bruce chairs an hour of topical discussion from Lisburn in Northern Ireland. On the panel, the secretary of state for Northern Ireland, Chris Heaton-Harris MP; Labour’s shadow secretary of state for Northern Ireland, Hilary Benn MP; from Sinn Fein, John Finucane MP; the leader of the Democrat Unionist Party, Sir Jeffrey Donaldson MP; and Sorcha Eastwood MLA, of the Alliance Party