Threat of highly contagious Delta coronavirus variant looms large in California

Delta is now the variant of the coronavirus identified third most often in California, according to new data — underscoring that the variant is highly contagious, a danger to people who have not been vaccinated against COVID-19. The Delta variant now makes up 14.5% of California coronavirus cases analyzed so far in June, up from … Continue reading Threat of highly contagious Delta coronavirus variant looms large in California