Medical workers in protective clothing treat a COVID-19 patient at the intensive care unit in the public Oceanico hospital, in Niteroi, Brazil, Friday, Dec. 11, 2020. Across Brazil, many hospitals are filling up again with COVID-19 patients. In Rio de Janeiro city on Friday, the public health network had an occupancy rate of 93% in intensive care beds, according to authorities. (AP Photo/Lucas Dumphreys)