Studies, projections try to clarify future of omicron; vaccine-or-testing mandate arguments headed to Supreme Court. Latest COVID-19 updates

A disorienting torrent of information about the omicron variant continues to flow as Americans finalize their holiday plans. Latest COVID-19 updates.

     

from USATODAY - News Top Stories https://www.usatoday.com/story/news/health/2021/12/23/studies-suggest-omicron-covid-variant-more-mild-contagious-updates/8998270002/