month ago when i was covering the first day back at school, after the chicago public schools, parents were telling me they were cautiously optimistic, but there was a flustered back to school plan. there was a change in safety precautions. the school bus drivers didn't show up for some of their routes because they quit because of a vaccine mandate. and they had folded back or rolled back the temperature checks and health screenings that parents previously had been doing to make sure their kids were feeling healthy going into school. this was all because the district said they're putting into place this testing and tracing program. now the teacher is saying contact tracing is taking as long as 10 to 12 days. we know that's not effective. of that more than 500 people that have tested positive, that means there's been over 11,000 close contacts. it's not just this school seeing classes quarantine. the mayor expressing disappointment. teachers and parents frustrated with the mayor because she oversees cps. parents also asked the school