Few Schools Returning to Mask Mandates as COVID Cases Increase
Students with face masks go upstairs to their classrooms at the Petri primary school in Dortmund, Germany, on Aug. 12, 2020. (Ina Fassbender/AFP via Getty Images)
Students with face masks go upstairs to their classrooms at the Petri primary school in Dortmund, Germany, on Aug. 12, 2020. (Ina Fassbender/AFP via Getty Images)