covid-19September 2, 2020 CDC tells states to prepare for distribution of COVID-19 vaccine by Nov. 1 It remains highly uncertain, however, whether a vaccine will be ready by then or which manufacturer will make it. 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…