Is this the next cladding scandal?

After the Grenfell Tower fire, new fire safety legislation was introduced in an attempt to ensure the tragic incident was never repeated. But the new rules have left some tower block tenants unable to sell their properties, and they could be forced to pay tens of thousands to replace dangerous classing. Why? Fraser Nelson speaks to Emma Byrne, assistant editor of the Spectator, alongside the Telegraph's Liam Halligan.