With some Americans now paying the price for what they did over Thanksgiving and falling sick with COVID-19, health officials are warning people — begging them, even — not to make the same mistake during the Christmas and New Year's season.“It’s a surge above the existing surge,” said Ali Mokdad, a professor of health metrics sciences at the University of Washington in Seattle. “Quite honestly, it’s a warning sign for all of us.”Across the country, contact tracers and emergency room doctors are hearing repeatedly from new coronavirus patients that they socialized over Thanksgiving with people outside their households, despite emphatic public-health warnings to stay home and keep their distance from others.The virus was raging across the.