Argentina is expanding its investigation into the source of a deadly hantavirus outbreak in April to the western province of Mendoza, the Health Ministry said on Friday. Hantavirus is a rare rodent-borne illness that has multiple strains of varying severity. The outbreak aboard the cruise ship MV Hondius is linked to the Andes hantavirus strain, endemic to parts of Argentina and Chile , though not in Mendoza. It infected at least 11 people aboard the ship, killing three, after it departed from