這是BBC做的視頻,圖中德國,意大利,英國reopen時都符合日新增小於千分之四的要求(白色虛線),而美國第一個州開始reopen是在4月底,後麵兩個紅點分別是reopen的州達到50%和90%的日期,都早已英國。隨之而來的疫情發展從這張圖中就很明顯了。
While European countries have managed to keep new infections of Covid-19 at bay, by the time most Americans had emerged from lockdown restrictions a second surge in cases was already underway. Were the requirements met to safely reopen and how much testing was actually being done?