Parts of the North West, West Yorkshire and the Midlands have been placed under further localised coronavirus restrictions.
Sadiq Khan is calling for the government to extend the business rates holiday for another year as companies say reintroducing the rates would be the "final blow" for those already struggling during the pandemic.
A government campaign aimed at helping British travellers prepare for Brexit changes is being launched today.
Health Secretary Matt Hancock has not ruled out a second national lockdown, telling Sky News: "We'll do what is necessary to keep people safe.
New local restrictions are being introduced in northeast England - including a 10pm curfew for bars and pubs and a ban on people mixing with others outside their household.
Boris Johnson has said members of the public should not report neighbours who breach the "rule of six" unless they are having "Animal House" parties with "hot tubs and so forth".