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Concerns grow about spread of COVID-19 among the unvaccinated

02:27

COVID-19 hospitalizations and deaths are continuing to rise in the U.S., especially in areas where vaccination rates remain low. A new federal report shows life expectancy in the U.S. fell by an average of one and a half years in 2020, the steepest decline since World War II. NBC’s Morgan Chesky reports for TODAY from Dallas.