A new Covid-19 variant with high number of mutations sparks travel bans and worries scientists

The discovery of a new and potentially more transmissible coronavirus variant by South African health authorities has sparked a forceful reaction across the world with a number of countries banning travelers from several southern African countries.

A new Covid-19 variant with high number of mutations sparks travel bans and worries scientists
The discovery of a new and potentially more transmissible coronavirus variant by South African health authorities has sparked a forceful reaction across the world with a number of countries banning travelers from several southern African countries.