Join the Secret Elves to discover the best shopping deals and things to do this ChristmasMatt Hancock has revealed that the government believes the newly discovered and more infectious strain of Covid-19 is now "out of control".And in a startling pre-Christmas Covid warning the day after Boris Johnson effectively cancelled Christmas for millions, the health secretary said everyone waking up in the new Tier 4 areas this morning "should act like they have" this new strain.Mr Hancock, speaking on Sunday morning, told Sky News said it was vital for people to reduce social contact in order to manage the spread of the disease.And he went on to blast Londoners who had left train stations rammed on Saturday night in a rush to get out of the capital.