Plot: Fiona Bruce presents an hour of topical debate in Stoke Newington. On the panel: Theresa Villiers MP, secretary of state for Environment, Food and Rural Affairs, Conservative; Emily Thornberry MP, shadow foreign secretary and candidate for the Labour leadership, Labour; Trevor Phillips, businessman, broadcaster and campaigner on equality; Mike Barton, former chief constable of Durham Police; and deputy editor of the Sunday Times, Sarah Baxter