RIO DE JANEIRO, BRAZIL - British Premier Boris Johnson decided on Saturday to tighten circulation restrictions over Christmas in London due to a new coronavirus strain detected in the UK capital and regions in Southern and Southeastern England.
According to the scientific team advising the British government, the new strain has a higher transmission capacity (up to 70% greater than the preceding one), which leads to infections occurring faster, although the data available so far do not allow concluding that the variant produces more severe symptoms of the disease or higher mortality.
According to the British government, up to 62% of . . .