"Should we stay or should we go?" That referendum could be just months away now. The smart money's on June 23. So we're in the European Parliament in Strasbourg, where two of our euro-MPs say we need the EU more than ever; and two of them say we must go, and we won't get a second chance.
Catherine Bearder for the LibDems and Richard Howitt for Labour argue the case for Remain. Daniel Hannan, a Conservative, and Janice Atkinson who was in UKIP but's now an independent, put the case for Leave.