The Covid-19 mortality rate anyone under 45 is almost zero. Yet many US school systems are planning to keep kids out of school this fall. It's not in line with the political agenda for teacher unions to re-open schools until after the November elections. Schools in many other counties are already back in session.

https://www.washingtonexaminer.com/news/stanford-doctor-coronavirus-infection-fatality-rate-for-people-under-45-almost-0