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‘Absolute chaos’ in South Africa as flights grounded over Omicron
By Nickolaus Bauer
South Africa informed the world of omicron. Then it was hit with travel bans : Coronavirus Updates
By Deepa Shivaram, Jaclyn Diaz & Emma Bowman
South African doctor who first spotted the Covid omicron variant says symptoms seem 'mild' so far
By Holly Ellyatt
How Omicron Variant Rattled the World in One Week
By Gabriele Steinhauser, Daniela Hernandez & Drew Hinshaw