Africa: A Travel Ban on African Countries Won't Stop the Omicron Spread

[allAfrica] Abuja -- South African scientists are some of the best in the world at the genetic sequencing of viruses. They demonstrated this expertise last week when they alerted the global community to a new Covid-19 variant B.1.1.529 - called Omicron - which the World Health Organization rapidly classified a 'variant of concern", thanks to the immediate data sharing by African scientists.