Coronavirus live news: Pfizer says vaccine offers two-thirds less protection from South African variant

Pfizer says its coronavirus vaccine offers two-thirds less protection from the South African variant of the disease. Photograph: Dado Ruvić/Reuters

source https://www.theguardian.com/world/live/2021/feb/18/coronavirus-live-news-un-says-130-countries-have-not-received-a-single-vaccine-dose