Florida wrestles with impossible question: when can schools reopen safely?

Broward county, Florida, is America’s sixth largest school district, where more than 10,000 teachers are tasked with educating more than 270,000 students. Now, it is also a Covid-19 hotbed. When in-person classes ended here on 13 March, there were 11 cases of Covid-19 in the county, according to Johns Hopkins University’s virus tracker. Now, there are more than 23,000 cases, with a curve bending vertically. Covid-19 cases have doubled in 20…