Up to 10,000 people who stayed in cabins at Yosemite National Park in California may have been exposed to a deadly mouse-borne virus that has killed two people.
- The illness that begins as flu-like symptoms can take six weeks to incubate before rapid acute respiratory and organ failure.
- There is no cure and anyone exhibiting the symptoms must be admitted to hospital. More than 36% of people who contract the rare illness will die from it.
All of the victims confirmed so far stayed in the plush Signature tent cabins in the California park's historic Curry Village section between mid-June and early July.