Hantavirus, a rare disease typically caused by exposure to infected rodents’ urine or feces, is suspected in the deaths of three people after an outbreak aboard a cruise ship in the Atlantic Ocean.

Seven passengers on a cruise ship in the Atlantic Ocean, including three who have died, are either confirmed or suspected to ​have hantavirus, according to the World Health Organization.

Maria Van Kerkhove, WHO's acting director for epidemic and pandemic preparedness and prevention, told reporters via video that, as of May 4, six suspected cases had been reported, including three deat...