everybody in this country right now and that is omicron. >> bret: peter doocy, live on the north lawn, peter, thank you. the chicago bulls will play the detroit pistons at home in front of a stadium full of fans tomorrow night at the united center. but, again today, chicago kids could not go to class in chicago public schools. day 4 of no class there. as the district and teachers union continue their standoff over covid-19 policies. correspondent garrett tenney is in chicago tonight. >> [horn blowing] >> on day four of no classes, the chicago teachers union healed day of action with called for better safety measures. buff some parents made it clear they don't appreciate the union forcing the schools to shut down. >> shame on you. it's not an answer. >> we care about your children. >> now don't. all of us has to work. stop treating their children like yo yos. >> the union is also now facing a lawsuit from seven parents who