Sixteen passengers evacuated from the cruise ship linked to the growing Andes hantavirus outbreak are now being monitored inside Nebraska Medicine’s highly specialized federal quarantine unit—the only facility of its kind in the United States. The unit, designed to contain some of the world’s deadliest infectious diseases, previously treated Ebola patients and some of the first Americans infected with COVID-19 aboard the Diamond Princess cruise ship. As health officials race to contain the outbreak, one repatriated passenger has tested “mildly PCR positive” for the Andes strain of hantavirus , according to the Department of Health and Human Services, while another has developed mild symptoms. The Andes strain is the only known hantavirus capable of spreading from person to person. TIME spoke with Dr.…