More areas could face being put in lockdown after a government blunder revealed an alarming surge in new coronavirus infections.
On Sunday officials were forced to admit that nearly 16,000 had been left out of daily figures - meaning rates in some towns and cities have skyrocketed.
A handful of places which are worst affected are not currently living under local lockdown rules. These include Nottingham, which now has the sixth highest infection rate in England, and Sheffield, which is 14th.
Exeter, in the South West, has also been propelled into the top 20, with its rate jumping from 56.3 per 100,000 people to 262.5 in just seven days.
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