Home Secretary Priti Patel has been accused of leaving the "nation's doors unlocked" to alarming new coronavirus variants amid calls to strengthen border protections.
Boris Johnson has said that ministers will be bringing in measures to ensure people arriving in the UK are tested but Labour and some senior Tory MPs have called for further action as England entered its third national lockdown.
Ministers are understood to be considering introducing a requirement for international arrivals to have a negative coronavirus test in the 72 hours before travelling to Britain in order to tackle surging cases.
Hauliers would be exempt. Currently arrivals into England from nations that are not exempted under the travel corridor programme must