Dr. Reginald Washington, chief medical officer at Presbyterian/St. Luke's Medical Center and Rocky Mountain Hospital for Children, said that even healthy, vaccinated people should be aware of who they’re mingling with around the holidays and whether they’re protected against COVID-19.

“We hear all the time of people going to a gathering where one person was not vaccinated and other people got COVID because of that — even people who have already been vaccinated,” Washington said.

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