Greece extends lockdowns; Johnson & Johnson jab 'to get EU approval' – as it happened

Greece announced tighter measures as pandemic showed no signs of waning in the country; EMA expected to approve vaccine on 11 March

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12.47am GMT

Here the latest key developments at a glance:

12.18am GMT

The British health secretary Matt Hancock on Friday defended the continued rollout of the UK vaccination programme in age order instead of prioritising other risk groups by occupation or ethnicity, saying it is the fastest and simplest way to roll out the jabs".

PA reports:

The Health Secretary said the view of the Government and its advisers was that the right thing to do, the moral thing to do is to make sure that we save the most lives".

The Joint Committee on Vaccination and Immunisation (JCVI) has advised that vaccination in order of age remains the quickest way to cut deaths, with age still a dominant risk factor for serious illness and death from Covid-19.