10 things you need to know about Omicron's global spread

New findings about the coronavirus's Omicron variant show that the emerging threat infiltrated countries long before their defences were in place. Here's all you need to know about Omicron's global spread.

The highly transmissible Omicron variant of Coronavirus, first detected in South Africa, has spread to more than 30 countries now. Other than some African nations, at least 13 European countries have reported the presence of the variant. Cases have been detected in India too.

Here is what we know about the variant so far: