1,700 Yosemite Park Visitors Warned About Hantavirus Health officials are warning 1,700 Yosemite National Park visitors that they may have been exposed to hantavirus.
Hantavirus Claims First-Ever Fatality In Yosemite National ParkOfficials from Yosemite National Park say a man is dead and a woman is recovering after contracting a rare rodent-borne disease in a popular lodging area.