There's also the "mystery respiratory illness" that was never identified in July 2019 which could potentially point to an even earlier start. Does anyone know if they've looked into it being related?

https://www.nbcwashington.com/news/local/health-officials-to...

> Three people have also died, but Dr. Benjamin Schwartz of the Fairfax County Health Department said Wednesday afternoon that those who died were "older" and had complex health problems. Officials don't yet know the extent to which the respiratory illness contributed to their deaths, he said.