British travellers face the worst possible outcome once the Brexit transition period ends, the government has confirmed.

Port of Dover boss Doug Bannister has told LBC that it's "absolutely true" that Brexit is ultimately to blame for the extreme delays at the port of Dover because passports require extra checks.

The BBC’s Analysis Editor Ros Atkins examines whether post-Brexit border checks were to blame for disruption at the Port of Dover at the weekend and to what extent.