British Prime Minister Boris Johnson is to announce a major testing programme in areas with the highest coronavirus infection rates as England enters a system of tiered restrictions again.
Mr Jonnson is set to announce in parliament that regions classed as very high risk will be able to bring in the army to help with mass testing as part of the government's Covid Winter Plan.
This comes after England's first city-wide testing was held in Liverpool this month, which the government hailed as a success leading to a "substantial fall" in cases.
The city is now set to trial a new system of testing where contacts of those who have tested positive can take a test every day for a week and only have to isolate if they test positive, instead of