News As buildings reopen after COVID-19 shutdowns, Legionnaires’ disease looms as a new worry June 8, 2021Elizabeth Weise, USA TODAYComments Off on As buildings reopen after COVID-19 shutdowns, Legionnaires’ disease looms as a new worry As buildings reopen after COVID-19 shutdowns, Legionnaires' disease looms as a new worry because of long-stagnant water.