With the Brexit border to be placed in the Irish Sea and political changes underway in the Republic, is it time for a fundamental reassessment of unionism? Alex interviews former Ulster Unionist leader Mike Nesbitt MLA, who believes that to survive, Unionists must urgently look for a new settlement. However, Democratic Unionist MP for Strangford, Jim Shannon MP, argues the line can still be held for the union, due to cross community support.