Omicron variant found around world as more nations tighten travel rules
by Peter Beaumont from on (#5SJ0N)
US among more than 50 nations bringing in stricter border controls as variant is identified in 24 countries
The Omicron variant of Covid-19 has been identified in new countries around the globe, including the US, west Africa, the Gulf and Asia, as American authorities indicated they would further tighten border controls over concerns that the new strain may be more transmissible.
Underscoring the fast spread of the variant, the National Institute for Communicable Diseases in South Africa - where Omicron was first detected - said it had now been found in five out of nine provinces, and accounted for 74% of the virus genomes sequenced in November.
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