health impacts of covid, schools that are just dealing with mass grief and they're also are schools that we see are least vaccinated and have the fewest percentages of kids signing up for tests. and that is not because they're fam families don't care. those are policy errors. that is a lack of organization and care on the part of planning. >> so let me ask you this. the world health organization tells us that the most likely transmission in schools is from adult to adult. it is from teachers to teachers, staff member to staff member. 95% of the teachers in chicago public schools are vaccinated. they also tell us that, quote, opening schools generally does not significantly increase community transmission. so with those two factors from the world health organization, again, why can't teachers in chicago do what teachers in baltimore, in philly, in new york are doing? >> yeah and i'll say the teachers of other major school