South Africa president Cyril Ramaphosa has expressed disappointment at countries that have imposed travel bans on southern African countries after the emergence of a new Covid-19 variant.
Omicron, named a 'variant of concern' by the World Health Organization on Friday, saw its first cases in South Africa, Botswana and Hong Kong earlier and is potentially more contagious than previous variants, although experts do not know yet if it will cause more severe illness
Coronavirus: latest global updates