The union asked state authorities to intervene in New York City schools, just days before schools are set to open for in-person instruction.
Many of the students were attending off-campus parties in groups of 10 or more, prompting concern and pleas for cooperation from administrators.
More than 530 of those cases are at its flagship campus in Tuscaloosa, prompting Mayor Walt Maddox to order bars to close for two weeks.
The judge says the order disregards safety and denies local school boards' decision-making power. The Florida Department of Education has appealed the ruling.
Callie Evans and Audri Williams rap about online learning and the COVID-19 pandemic from the empty halls of Monroe Comprehensive High School, backed up by mask-wearing, move-busting cheerleaders.
The University of Notre Dame is moving all undergraduate instruction online for two weeks after a surge in cases, while Michigan State University is asking students to stay home for the fall semester.
UNC-Chapel Hill had to cancel in-person classes after a surge in coronavirus cases. Mimi Chapman tells NPR that "should give every other large public university in the country pause."
The university announced on Sunday it had identified another cluster, defined as five or more cases in a single residential dwelling. This its fourth reported since Friday.
As schools weigh the risks of reopening, many are making plans to lower the risks of coronavirus transmission. Here's how to vet your school's proposals.
Gov. Roy Cooper said on Wednesday the state will stay in Phase 2 of its Safer at Home plan for five more weeks as students return to school, saying "now is the time to double down on safety measures."
Gov. Tate Reeves announced on Tuesday that masks will be mandatory statewide for two weeks, and school districts in eight hard-hit counties must delay their in-person reopening until August 17.
Schools were shut when the novel coronavirus first became a concern. Here's how Hong Kong handled re-opening — and now, a second closing due to a spike in cases.