At least 42 percent of employees in U.S. schools are at high risk for severe Covid-19 cases - School Leadership 2.02024-03-29T05:36:11Zhttps://schoolleadership20.com/forum/topics/at-least-42-percent-of-employees-in-u-s-schools-are-at-high-risk-?xg_source=activity&feed=yes&xn_auth=no