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This is a huge shift in china because before this authorities were demonizing -- loosening of restrictions here, they are happening in a patchwork across the country. some places are easing rules. others are clinging on to zero covid. you have some people in china celebrating the change. but others are frustrating and angry because all of this has been a wakeup call that the government can take away your freedom at any point and overturn your life. >> appreciate it. i want to get perspective fro...

Current trend, we are not there yet. >> reporter: josh allen is a public health researcher from harvard. >> its not hands up. its not the pandemic is over by any means. its just that were on the back end of a wave. we should take advantage of this time, pull back controls. we should absolutely continue to monitor the trends. >> reporter: but the rolled back of mask mandates in schools will take a little longer. remaining in place until at least the end of the month in some states. >> were out he...