Every day, the havoc wrought by the coronavirus pandemic on public health and on the global economy worsens. Economic activity beyond the barest of essentials has been frozen in much of the world. What on Earth will the economic landscape look like when this is over? Stephen Sackur interviews Ola Källenius, the CEO of Daimler, one of Europe's biggest vehicle manufacturers. What will it take to survive the greatest economic shock in most of our lifetimes?