FILE - A woman watches white flags on the National Mall on Sept. 18, 2021 in Washington, DC. Over 660,000 white flags were installed here to honor Americans who have lost their lives to COVID-19. RELATED: US to require incoming foreign travelers to be vaccinated against COVID-19The delta-fueled surge in new infections may have peaked, but U.S.
deaths still are running at over 1,900 a day on average, the highest level since early March, and the country’s overall toll stood at close to 674,000 as of Monday morning, according to data collected by Johns Hopkins University, though the real number is believed to be higher.Winter may bring a new surge, though it will be less deadly than last year’s, according to one influential model.