Boris Johnson says the change means people with coronavirus are legally obliged to stay at home.

The foreign secretary was returning to London when the incident is reported to have happened.

A holidaymaker who did not self-isolate and went on a night out spread the virus, a councillor says.

Fraser Cameron calls the claims "ridiculous" and says he has no access to sensitive information.

The Royal Oak, in Swallowcliffe, near Salisbury, has been closed since March.

It is "only by luck" the passenger wasn't seriously injured or killed, police say.