What you need to know about the Omicron COVID variant

The discovery of a new COVID-19 variant in South Africa this week caused alarm and swift action from a number of countries including travel restrictions. Here’s what you need to know about Omicron. How was this variant found? Scientists looked at virus samples and discovered the new variant after South African cases began to explode this week after holding at about 200 a day. Cases neared 2,500 on Thursday.-- More...