Tuberculosis outbreak recorded at Bay Area private high school as all classes suspended

[BumRushDaShow]

9. That's the scary part

I.e., all of those who were testing positive but not having an "active" case, were apparently exposed to it in the past, and may have been "contagious" themselves at some point, and interacted with who knows how many. And if they had symptoms, they might have chalked it off as being the flu.