teens have yet to get the shot. what you have now is you have an undervaccinated or relatively unvaccinated population of children with a highly contagious virus, and this virus is seeking out the susceptible. and that is children. reporter: massachusetts 12-year-old mikayla decelle has asthma. she was infected alongside her father mike. both of them are unvaccinated, and both were taken to intensive care. you got to really protect yourself, you know what i mean? even if you don t have any underlying health problems, you gotta protect yourself. get vaccinated. i should have did it. reporter: today in yonkers, new york, parents lining up with their kids, waiting for covid tests to return to school monday. but 1 in 4 of the district s tests are coming back positive. we want our kids in a classroom setting. we want them learning. but at the same time, we have to do so in a safe manner. reporter: today, the national case average climbing past its already record-breaking heights
next and stay with us for abc 7 news at 4:00. we will see then. tonight, breaking news as we come on the air. life-threatening wildfires sweeping through parts of colorado. late today, the governor declaring a state of emergency. reports of multiple injuries, burn victims rushed to the hospitals. high winds fueling the flames. tens of thousands of people in the denver suburbs told to get out right now. evacuations under way throughout boulder county. powerful gusts downing power lines. transformers exploding. store customers rushing for the exits. the area expecting snow tomorrow, but it may not come soon enough. rob marciano standing by with the fire conditions and severe weather threats ahead of the new year. also tonight, the highly contagious omicron variant surging across america. the national case average climbing to an all-time high. 316,000 cases per day.