Fiona Bruce presents an hour of topical debate from Belfast. On the panel: Conservative defence minister and former captain in the Royal Green Jackets, Tobias Ellwood MP; shadow solicitor general for England and Wales, Nick Thomas-Symonds MP; the DUP's Jeffrey Donaldson MP; Sinn Fein's John O’Dowd MLA; and chief executive of the think-tank Demos Polly MacKenzie.