As a renewed sense of optimism sweeps the US this summer with lower reported Covid-19 cases, the US Surgeon General has issued a warning for those not vaccinated: don't let your guard down quite yet.
US surgeon general warns unvaccinated people are at risk from a potentially more dangerous Covid-19 variant ktvz.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ktvz.com Daily Mail and Mail on Sunday newspapers.
As some states report they have Johnson & Johnson Covid-19 vaccine doses that are expiring before they get used, the company and federal officials say they're looking at whether expiration dates can be extended.
As a renewed sense of optimism sweeps the US this summer with lower reported Covid-19 cases, the US Surgeon General has issued a warning for those not vaccinated: don't let your guard down quite yet.