https://www.reuters.com/article/us-health-coronavirus-amazon-com-vaccine/amazon-starts-on-site-covid-19-vaccination-for-u-s-employees-idUSKBN2BH317 >Amazon.com Inc is rolling out on-site COVID-19 vaccination for its U.S. front-line employees, it said on Thursday, as companies step up efforts to get their workers immunized against the coronavirus.