Plot: Fiona Bruce presents an hour of topical debate from Harrow. On the panel: James Cleverly MP, Foreign minister, Conservative; David Lammy MP, shadow Foreign secretary, Labour; Timothy Garton Ash, professor of European studies at Oxford University; Anne McElvoy, executive editor at the Economist and BBC Radio presenter; and Radislaw Sikorski MEP, politician and journalist, former Polish foreign minister and defence minister