Misty Russell, a mother of three, had just moved to Greenville, South Carolina, and was ecstatic for her 8-year-old daughter to attend school in-person in a new state and school district. But, after visiting her daughter’s elementary school in August, she noticed most adults did not have on a mask, and her excitement turned into anger and fear, she said. And last week, her daughter’s class was exposed to COVID-19, forcing the child and her classmates to quarantine and transition to virtual learning. “The school’s job is to provide a safe environment for your kids to go to school ... which they...