Ducey orders schools to offer in-person classes; ASU expert urges caution about lifting mask rules
March 03, 2021 at 20:14 PM EST
An ASU expert said he would like the state to reach 70% to 80% herd immunity, a level usually achieved through vaccination, before the state fully reopens. Less than 20% of Arizonans have received thier first shot of either Covid-19 vaccine.