Point of no return

American researchers have developed a new lethal Covid strain in a laboratory – echoing experiments that many fear started the pandemic.The mutant variant — which is a hybrid of Omicron and the original Wuhan virus — killed 80 per cent of mice infected with it at Boston University.

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https://metro.co.uk/2022/10/17/scientists-develop-new-covid-strain-that-would-kill-80-of-people-infected-17581534/