New advisory measures have been given to 8 areas in the UK where the Coronavirus variant first discovered in India is spreading fastest.
The government's advice was issued without an official announcement on Friday and urges people in those areas to be 'extra cautious'.
It's thought that the variant known as B.1.617.2 is more transmissible than others and could damage the UK's path out of lockdown.
From London, Chris Jones reports.
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