Boris Johnson warns of Omicron varient and booster jabs

The video discusses the UK's successful vaccination rollout and the urgent need to address the Omicron variant. It highlights the importance of booster doses to maintain protection against COVID-19, as two doses are insufficient against Omicron. The UK has raised its COVID alert level due to the rapid spread of Omicron, emphasizing the need for continued vigilance and vaccination efforts.

What is the significance of vaccination in the context of COVID-19?

What emergency is being faced in relation to the new variant Omicron?

What did the UK's four chief medical officers do earlier today?

Why is it important to get a booster dose of the vaccine?

What should people not underestimate about the Omicron variant?