Employees guard the door of the Katuba Reference Hospital in Lubumbashi, Democratic Republic of the Congo on Monday, Aug. 13, 2018. An Associated Press investigation focused in Congo's second city, the copper-mining metropolis of Lubumbashi, discovered that of more than 20 hospitals and clinics visited, including this one, all but one detain patients unable to pay their bills. (AP Photo/Jerome Delay), APTOPIX