New research shows 92% of schools in Maricopa and Pima counties with mask mandates in place when the school year started had no COVID-19 outbreaks.
Arizona Republic, Phoenix Arizona Republic: Local
Sat, 09/25/2021 - 6:00am
New research shows 92% of schools in Maricopa and Pima counties with mask mandates in place when the school year started had no COVID-19 outbreaks.