Boris Johnson speaks on COVID-19 vaccination

The transcript discusses the UK's vaccine rollout, addressing concerns about uneven distribution. It highlights the progress made and the support from the Armed Services and volunteers. The speaker emphasizes the need for caution and gradual reopening, with a review planned for February 15th to assess the situation and decide on future steps.

Why is it important to assess the extent of the virus infection before making decisions about reopening?

What does the speaker mean by a 'gradual' approach to reopening?