Omicron Variant Is Reported in More Countries as Officials Grapple With How to Respond

Countries around the world reported their first cases of the Omicron variant over the weekend and imposed some new travel restrictions to protect themselves against the potentially more contagious nuisance, although scientists have warned they don’t yet know how severe it will be.

Canada, Australia, the Netherlands and Austria joined a group of countries on Sunday that discovered a strain first documented in South Africa that authorities said could pose a higher risk of contracting Covid-19 a second time become ill, and which could be more transmissible than other variants.

https://www.wsj.com/articles/israel-closes-border-to-foreigners-as-more-countries-report-omicron-variant-11638105344