Saudi Arabiato partially lift suspension of international flights –as it happened

More than 307,000 cases in 24 hours to Sunday; Israel imposes second national lockdown; Cases hit daily record in Czech Republic. This blog is closed

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11.49pm BST

The UK government's coronavirus testing programme is dealing with a backlog of 185,000 swabs, with tests being sent to Italy and Germany as local labs are overwhelmed.

Not even a week after the government was forced to apologise for continuing delays to Covid testing, the Department of Health and Social Care insisted on Sunday that the capacity of the NHS test-and-trace system was the highest it had ever been but there was a significant" demand for tests.

Related: Covid tests sent to Italy and Germany as UK labs are overwhelmed