Washington state choir practice deemed coronavirus 'superspreader event,' report says
https://healthell.blogspot.com/2020/05/washington-state-choir-practice-deemed.html
Washington state choir practice deemed coronavirus 'superspreader event,' report says

A Washington state choir practice that saw one symptomatic person infect 87 percent of those who attended, was officially deemed a "superspreader event," according to a report published on Tuesday.