Summary: Roughly 2.7 million civilians working for the federal government now have a big choice to make about COVID-19 shots as President Joe Biden moves to require federal workers get vaccinated or face regular testing. That decision, and the return to the recommendation for Americans to wear face masks indoors, is causing a deep divide across the country, and in Congress. Yamiche Alcindor reports. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders
