covid-19February 27, 2021 Some states offering Covid vaccines by age. It's simpler and faster, but is it fair? An age-based priority system could exacerbate the difficulty in getting underserved communities vaccinated, experts say. Related posts U.K.'s Johnson launches mass testing…Do you need a Covid-19…What's behind workers' hesitation to…Fully vaccinated people can travel…Younger Latino men are Covid's…Salmonella infections in eight states…Salmonella infections in eight states…The U.S. isn't losing to…Virus-killing robot tested for use…In Covid fight, Cuba touts…