COVID-19’s ‘Unknown Unknowns’ Are What Should Worry Us
By Henry Miller and Melissa Hart We're learning more every day about the SARS-CoV-2 virus, but it will likely present surprises. The best strategy is still to prevent new infections. Donald Rumsfeld, the two-time secretary of defense (Gerald Ford and George W. Bush administrations), is perhaps best remembered for a response he gave to a question during a 2002 news conference: As we know, there are known knowns; there are things we know we know. We also know there are known unknowns; that is...