How hantavirus may have spread aboard a cruise ship

A suspected hantavirus outbreak on a cruise ship in the Atlantic Ocean has raised questions about how the rare, often fatal illness could have spread among passengers and crew, and whether it may continue to infect some 150 people now stranded aboard the vessel after three already died. While typically transmitted to humans through contact with contaminated rodent waste, health officials say it is possible for transmission to take place between people, albeit on a very limited basis. …