Executive Summary
With the Covid-19 contagion out of control in many regions, a new round of lockdowns are needed in the United States. But they should be much more tailored to local conditions than those imposed in March and April. The focus should be on high-risk venues or scenarios we’ve learned most often lead to transmission and superspreading events (e.g., bars, gyms, concerts, indoor dining, and crowded public transport). Local information on where infections are occurring can be used to identify other specific venues and to tailor the response according to most…
