A top UK health official warned that vaccines would "almost certainly" be less effective against the new variant.
Only about 24% of South Africa's population is fully vaccinated, which could spur a rapid spread of cases there, Dr Mike Tildesley, a member of the Scientific Pandemic Influenza Modelling group , told the BBC on Friday. However, in addition to the UK, and the US and the EU, a host of other countries have also announced restrictions:announced on Saturday that flights from South Africa, Namibia, Zimbabwe, Botswana, Lesotho, Eswatini, the Seychelles, Malawi, and Mozambique would be suspended for 14 days.
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