Scientists sound alarm over new 'worst-ever' super-mutant COVID variant that could make vaccines 40% less effective as the UK and Israel ban travel from South Africa and five other countries but passengers will continue to stream into US. Likely to be officially named Nu, variant might evade the body's immune response and be more transmissible https://www.dailymail.co.uk/news/article-10244455/Scientists-alarmed-new-worst-COVID-variant-make-vaccines-40-effective.html
